/* Management Interface Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 0;
    margin-bottom: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header h1 {
    text-align: center;
    font-size: 2.5em;
    font-weight: 300;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    font-size: 14px;
}

.user-info span {
    color: #ffffff;
}

.user-info .btn {
    padding: 6px 12px;
    font-size: 12px;
    text-decoration: none;
}

/* Detail Cards */
.detail-card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.detail-card h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #495057;
    border-bottom: 2px solid #dee2e6;
    padding-bottom: 8px;
}

.detail-card strong {
    color: #212529;
    display: inline-block;
    min-width: 120px;
}

/* Enhanced table styling */
.table-container table {
    font-size: 14px;
}

.table-container td {
    vertical-align: top;
}

.table-container td small {
    font-size: 12px;
    color: #6c757d;
    line-height: 1.3;
}

/* Form sections */
form h3 {
    color: #495057;
    border-bottom: 2px solid #e9ecef;
    padding-bottom: 8px;
    margin-top: 20px;
    margin-bottom: 15px;
}

form h3:first-of-type {
    margin-top: 0;
}

form hr {
    border: none;
    border-top: 1px solid #dee2e6;
    margin: 30px 0;
}

/* Container */

.nav {
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.nav li {
    margin: 5px 15px;
}

.nav a {
    text-decoration: none;
    color: #667eea;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav a:hover, .nav a.active {
    background-color: #667eea;
    color: white;
}

.content {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-card h3 {
    font-size: 2em;
    margin-bottom: 10px;
}

.stat-card p {
    opacity: 0.9;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #555;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    margin-right: 10px;
    margin-bottom: 10px;
}

.btn-primary {
    background-color: #667eea;
    color: white;
}

.btn-primary:hover {
    background-color: #5a67d8;
}

.btn-success {
    background-color: #48bb78;
    color: white;
}

.btn-success:hover {
    background-color: #38a169;
}

.btn-danger {
    background-color: #f56565;
    color: white;
}

.btn-danger:hover {
    background-color: #e53e3e;
}

.btn-warning {
    background-color: #ed8936;
    color: white;
}

.btn-warning:hover {
    background-color: #dd6b20;
}

.btn-info {
    background-color: #4299e1;
    color: white;
}

.btn-info:hover {
    background-color: #3182ce;
}

.btn-success {
    background-color: #38a169;
    color: white;
}

.btn-success:hover {
    background-color: #2f855a;
}

.table-container {
    overflow-x: auto;
    margin-top: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #555;
    position: sticky;
    top: 0;
}

tr:hover {
    background-color: #f8f9fa;
}

.alert {
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.search-form {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    align-items: center;
}

.search-form input {
    flex: 1;
    margin-bottom: 0;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    gap: 10px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 20px;
    border-radius: 8px;
    width: 80%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: black;
}

.status-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
}

.status-active {
    background-color: #c6f6d5;
    color: #22543d;
    white-space: nowrap;
}

.status-inactive {
    background-color: #fed7d7;
    color: #742a2a;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-form input {
        margin-bottom: 10px;
    }
    
    /* Stack action buttons vertically on small screens */
    td .btn {
        display: block;
        margin: 2px 0;
        text-align: center;
        min-width: 80px;
        font-size: 11px;
        padding: 4px 8px;
    }
    
    td form {
        margin: 2px 0;
    }
}

/* Action buttons styling */
td .btn {
    margin: 1px 2px;
    font-size: 12px;
    padding: 6px 12px;
    white-space: nowrap;
}

td form {
    margin: 1px 2px;
}

/* =================== DARK MODE IMPLEMENTATION =================== */

/* CSS Variables for Light Theme (Default) */
:root {
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f8f9fa;
    --bg-card: #ffffff;
    --bg-input: #ffffff;
    --bg-nav: #ffffff;
    --bg-header: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-header-dark: linear-gradient(135deg, #4a5c7a 0%, #5a4a7a 100%);
    
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --text-light: #ffffff;
    --text-inverse: #ffffff;
    
    --border-primary: #dee2e6;
    --border-secondary: #e9ecef;
    --border-focus: #80bdff;
    
    --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 8px 15px rgba(0, 0, 0, 0.1);
    
    --color-success: #28a745;
    --color-warning: #ffc107;
    --color-danger: #dc3545;
    --color-info: #17a2b8;
    --color-primary: #007bff;
    
    --table-stripe: #f8f9fa;
    --table-hover: #f5f5f5;
    --table-header: #f8f9fa;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #333333;
    --bg-card: #2d2d2d;
    --bg-input: #3a3a3a;
    --bg-nav: #2d2d2d;
    --bg-header: linear-gradient(135deg, #4a5c7a 0%, #5a4a7a 100%);
    
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #aaaaaa;
    --text-light: #ffffff;
    --text-inverse: #333333;
    
    --border-primary: #444444;
    --border-secondary: #555555;
    --border-focus: #6db4ee;
    
    --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-heavy: 0 8px 15px rgba(0, 0, 0, 0.4);
    
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-danger: #f44336;
    --color-info: #2196f3;
    --color-primary: #2196f3;
    
    --table-stripe: #333333;
    --table-hover: #404040;
    --table-header: #333333;
}

/* Update existing styles to use CSS variables */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.header {
    background: var(--bg-header);
    box-shadow: var(--shadow-medium);
}

.nav {
    background-color: var(--bg-nav);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-light);
}

.nav ul li a {
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-secondary);
    transition: all 0.3s ease;
}

.nav ul li a:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav ul li a.active {
    background-color: var(--color-primary);
    color: var(--text-light);
}

/* Content areas */
.content {
    background-color: var(--bg-primary);
}

/* Cards and sections */
.section,
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-light);
    color: var(--text-primary);
}

/* Tables */
table {
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
}

th {
    background-color: var(--table-header);
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-primary);
}

td {
    border-bottom: 1px solid var(--border-secondary);
    color: var(--text-primary);
}

tr:nth-child(even) {
    background-color: var(--table-stripe);
}

tr:hover {
    background-color: var(--table-hover);
}

/* Forms and inputs */
input,
textarea,
select {
    background-color: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    transition: all 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

/* Buttons - update to use CSS variables */
.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--text-light);
}

.btn-success {
    background-color: var(--color-success);
    border-color: var(--color-success);
    color: var(--text-light);
}

.btn-warning {
    background-color: var(--color-warning);
    border-color: var(--color-warning);
    color: var(--text-inverse);
}

.btn-danger {
    background-color: var(--color-danger);
    border-color: var(--color-danger);
    color: var(--text-light);
}

/* Alerts */
.alert {
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    color: var(--text-primary);
}

.alert-success {
    background-color: rgba(76, 175, 80, 0.1);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert-error,
.alert-danger {
    background-color: rgba(244, 67, 54, 0.1);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.alert-warning {
    background-color: rgba(255, 152, 0, 0.1);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.alert-info {
    background-color: rgba(33, 150, 243, 0.1);
    border-color: var(--color-info);
    color: var(--color-info);
}

/* Search form */
.search-form {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
}

/* Dark Mode Toggle Button */
.dark-mode-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: var(--bg-card);
    border: 2px solid var(--border-primary);
    border-radius: 50px;
    padding: 10px 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-primary);
    text-decoration: none;
    font-family: inherit;
}

.dark-mode-toggle:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
    text-decoration: none;
    color: var(--text-primary);
}

.dark-mode-toggle .icon {
    font-size: 16px;
    transition: transform 0.3s ease;
}

[data-theme="dark"] .dark-mode-toggle .sun-icon {
    display: none;
}

[data-theme="light"] .dark-mode-toggle .moon-icon,
:root:not([data-theme]) .dark-mode-toggle .moon-icon {
    display: none;
}

/* Specific management page styles */
.stats-info,
.user-lookup,
.user-preview,
.filter-section,
.bulk-actions,
.legend,
.danger-zone {
    background-color: var(--bg-card);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-light);
    color: var(--text-primary);
}

/* Quick Actions section override */
div[style*="background-color: #f8f9fa"] {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary);
}

/* Generic override for inline background colors that need dark mode support */
[data-theme="dark"] div[style*="background-color: #f8f9fa"],
[data-theme="dark"] div[style*="background-color: #f5f5f5"],
[data-theme="dark"] div[style*="background-color: #ffffff"],
[data-theme="dark"] div[style*="background-color: white"] {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
}

/* Override for readonly input fields with inline background colors */
[data-theme="dark"] input[style*="background-color: #f5f5f5"],
[data-theme="dark"] input[readonly][style*="background-color"] {
    background-color: var(--bg-input) !important;
    color: var(--text-secondary) !important;
}

/* Override for warning/error background divs */
[data-theme="dark"] div[style*="background-color: #fff5f5"] {
    background-color: rgba(244, 67, 54, 0.1) !important;
    border-color: var(--color-danger) !important;
    color: var(--text-primary) !important;
}

/* Override for success background colors */
[data-theme="dark"] div[style*="background-color: #efe"],
[data-theme="dark"] *[style*="background-color: #efe"] {
    background-color: rgba(76, 175, 80, 0.1) !important;
    color: var(--text-primary) !important;
}

/* Override for error background colors */
[data-theme="dark"] div[style*="background-color: #fee"],
[data-theme="dark"] *[style*="background-color: #fee"] {
    background-color: rgba(244, 67, 54, 0.1) !important;
    color: var(--text-primary) !important;
}

/* Override for gray background colors used in charts/stats */
[data-theme="dark"] *[style*="background-color: #e2e8f0"] {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] *[style*="background-color: #718096"] {
    background-color: var(--border-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] *[style*="background-color: #4a5568"] {
    background-color: var(--border-secondary) !important;
    color: var(--text-primary) !important;
}

/* Override for username search results and related elements */
[data-theme="dark"] .username-item {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-primary) !important;
}

[data-theme="dark"] .username-item:hover {
    background-color: var(--bg-tertiary) !important;
    border-color: var(--border-secondary) !important;
}

[data-theme="dark"] .username-item.selected {
    background-color: rgba(33, 150, 243, 0.2) !important;
    border-color: var(--color-primary) !important;
}

[data-theme="dark"] .username-item strong {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .username-item small {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .username-suggestion {
    background-color: var(--bg-secondary) !important;
    border-color: var(--border-primary) !important;
    color: var(--text-primary) !important;
}

/* Fix for search result type badges in dark mode */
[data-theme="dark"] .search-result-type {
    background-color: var(--border-secondary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .search-result-type.username {
    background-color: var(--color-primary) !important;
    color: white !important;
}

[data-theme="dark"] .search-result-type.email {
    background-color: var(--color-success) !important;
    color: white !important;
}

/* Fix for data tables in dark mode */
[data-theme="dark"] .data-table {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-primary) !important;
}

[data-theme="dark"] .data-table th {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-primary) !important;
}

[data-theme="dark"] .data-table td {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-primary) !important;
}

[data-theme="dark"] .data-table th,
[data-theme="dark"] .data-table td {
    border: 1px solid var(--border-primary) !important;
}

/* Fix for data section containers */
[data-theme="dark"] .data-section {
    background-color: var(--bg-secondary) !important;
    border-color: var(--border-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .data-section h4 {
    color: var(--text-primary) !important;
    border-bottom-color: var(--border-primary) !important;
}

/* Fix for user preview section */
[data-theme="dark"] .user-preview {
    background-color: var(--bg-secondary) !important;
    border-color: var(--color-warning) !important;
    color: var(--text-primary) !important;
}

/* Fix for stats grid and stat items */
[data-theme="dark"] .stats-info {
    background-color: var(--bg-secondary) !important;
    border-color: var(--border-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .stat-item {
    background-color: var(--bg-tertiary) !important;
    border-color: var(--border-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .stat-number {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .stat-label {
    color: var(--text-secondary) !important;
}

/* Fix for danger zone */
[data-theme="dark"] .danger-zone {
    background-color: rgba(244, 67, 54, 0.1) !important;
    border-color: var(--color-danger) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .danger-zone h3 {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .warning-text {
    color: var(--color-danger) !important;
}

[data-theme="dark"] .danger-zone ul {
    color: var(--color-danger) !important;
}

[data-theme="dark"] .danger-zone ul li {
    color: var(--color-danger) !important;
}

/* Fix for user lookup section */
[data-theme="dark"] .user-lookup {
    background-color: rgba(76, 175, 80, 0.1) !important;
    border-color: var(--color-success) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .user-lookup h3 {
    color: var(--text-primary) !important;
}

/* Fix for information boxes */
[data-theme="dark"] div[style*="background: #e3f2fd"] {
    background-color: rgba(33, 150, 243, 0.1) !important;
    border-color: var(--color-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] div[style*="background: #e3f2fd"] h3,
[data-theme="dark"] div[style*="background: #e3f2fd"] h4 {
    color: var(--text-primary) !important;
}

[data-theme="dark"] div[style*="background: #e3f2fd"] p,
[data-theme="dark"] div[style*="background: #e3f2fd"] ol,
[data-theme="dark"] div[style*="background: #e3f2fd"] li {
    color: var(--text-primary) !important;
}

/* Fix for loading section */
[data-theme="dark"] .preview-loading {
    background-color: rgba(255, 152, 0, 0.1) !important;
    border-color: var(--color-warning) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .preview-loading .loading-text {
    color: var(--color-warning) !important;
}

/* Fix for no-data sections */
[data-theme="dark"] .no-data {
    color: var(--text-secondary) !important;
}

.danger-zone {
    background-color: rgba(244, 67, 54, 0.1);
    border-color: var(--color-danger);
}

/* Status badges */
.status-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: bold;
    text-transform: uppercase;
}

.status-exists { 
    background: rgba(76, 175, 80, 0.2); 
    color: var(--color-success); 
    border: 1px solid var(--color-success);
}

.status-missing { 
    background: rgba(244, 67, 54, 0.2); 
    color: var(--color-danger); 
    border: 1px solid var(--color-danger);
}

.status-none { 
    background: rgba(255, 152, 0, 0.2); 
    color: var(--color-warning); 
    border: 1px solid var(--color-warning);
}

.status-error { 
    background: rgba(244, 67, 54, 0.2); 
    color: var(--color-danger); 
    border: 1px solid var(--color-danger);
}

/* Completeness bars */
.completeness-bar {
    background: var(--border-secondary);
    border: 1px solid var(--border-primary);
}

/* Loading spinner */
.loading-spinner {
    border: 3px solid var(--border-secondary);
    border-top: 3px solid var(--color-primary);
}

/* Scrollbars for dark mode */
[data-theme="dark"] ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--border-primary);
    border-radius: 4px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--border-secondary);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .dark-mode-toggle {
        top: 10px;
        right: 10px;
        padding: 8px 12px;
        font-size: 12px;
    }
}

/* Print styles - force light mode for printing */
@media print {
    :root {
        --bg-primary: #ffffff;
        --bg-secondary: #ffffff;
        --bg-card: #ffffff;
        --text-primary: #000000;
        --text-secondary: #333333;
        --border-primary: #cccccc;
    }
    
    .dark-mode-toggle {
        display: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    [data-theme="dark"] {
        --bg-primary: #000000;
        --bg-secondary: #1a1a1a;
        --text-primary: #ffffff;
        --border-primary: #666666;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}