:root {
    --primary-color: #4361ee;
    --primary-light: #4cc9f0;
    --primary-dark: #3a0ca3;
    --secondary-color: #7209b7;
    --accent-color: #f72585;
    --success-color: #4cd964;
    --warning-color: #ffcc00;
    --danger-color: #ff3b30;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --gray-color: #6c757d;
    --text-color: #212529;
    --border-color: #dee2e6;
    --shadow-color: rgba(0, 0, 0, 0.1);
    
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --transition-speed: 0.3s;
    --border-radius: 8px;
    --card-border-radius: 12px;
    --shadow: 0 4px 10px var(--shadow-color);
}

/* Theme Classes */
body.dark-theme {
    --primary-color: #bb86fc;
    --primary-light: #03dac5;
    --primary-dark: #6200ea;
    --secondary-color: #cf6679;
    --accent-color: #ff7597;
    --light-color: #1e1e1e;
    --dark-color: #121212;
    --gray-color: #858585;
    --text-color: #ffffff;
    --border-color: #333333;
    --shadow-color: rgba(0, 0, 0, 0.5);
}

body.neon-theme {
    --primary-color: #0ff;
    --primary-light: #0ff8;
    --primary-dark: #00cccc;
    --secondary-color: #f0f;
    --accent-color: #ff0;
    --light-color: #121212;
    --dark-color: #000000;
    --gray-color: #757575;
    --text-color: #ffffff;
    --border-color: #333333;
    --shadow-color: rgba(0, 255, 255, 0.4);
}

body.pastel-theme {
    --primary-color: #a0c4ff;
    --primary-light: #bde0fe;
    --primary-dark: #7b93db;
    --secondary-color: #ffc6ff;
    --accent-color: #ffafcc;
    --light-color: #fdfffc;
    --dark-color: #463f3a;
    --gray-color: #8d99ae;
    --text-color: #463f3a;
    --border-color: #e9ecef;
    --shadow-color: rgba(0, 0, 0, 0.05);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background-color: var(--light-color);
    color: var(--text-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* Layout */
.container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--primary-dark);
    color: white;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-speed);
}

main {
    flex: 1;
    position: relative;
}

header {
    background-color: white;
    box-shadow: var(--shadow);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}

.content {
    padding: 2rem;
    max-width: 1800px;
    margin: 0 auto;
}

/* Sidebar Styles */
.logo {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    gap: 0.75rem;
}

.logo i {
    font-size: 1.75rem;
    color: var(--primary-light);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

nav ul {
    list-style-type: none;
}

nav ul li {
    margin-bottom: 0.5rem;
}

nav ul li a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    color: white;
    text-decoration: none;
    transition: background-color var(--transition-speed);
    gap: 0.75rem;
}

nav ul li a i {
    width: 1.25rem;
}

nav ul li.active a, 
nav ul li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.theme-toggle {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

.theme-toggle button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1rem;
    transition: transform var(--transition-speed);
}

.theme-toggle button:hover {
    transform: scale(1.1);
}



.search-bar i {
    color: var(--gray-color);
    margin-right: 0.5rem;
}

.search-bar input {
    border: none;
    outline: none;
    background: transparent;
    width: 100%;
    font-size: 0.95rem;
}

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

.action-btn {
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gray-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.action-btn:hover {
    background-color: var(--primary-light);
    color: white;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-left: 0.75rem;
    border-left: 1px solid var(--border-color);
}

.user-profile img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

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

.card {
    background-color: white;
    border-radius: var(--card-border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: transform var(--transition-speed);
}

.card:hover {
    transform: translateY(-5px);
}

.card-icon {
    background-color: var(--primary-light);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.card-content h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-color);
    margin-bottom: 0.25rem;
}

.card-content .stat {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.trend {
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.trend.up {
    color: var(--success-color);
}

.trend.down {
    color: var(--danger-color);
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-container {
    background-color: white;
    border-radius: var(--card-border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.chart-container h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.chart-container.full-width {
    grid-column: span 2;
}

/* Leaderboard Section */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.filters {
    display: flex;
    gap: 1rem;
}

.filters select {
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    outline: none;
    background-color: white;
    cursor: pointer;
}

.leaderboard-table {
    background-color: white;
    border-radius: var(--card-border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

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

thead {
    background-color: var(--primary-color);
    color: white;
}

th, td {
    padding: 1rem;
    text-align: left;
}

th {
    font-weight: 600;
}

tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-speed);
}

tbody tr:last-child {
    border-bottom: none;
}

tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

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

.action-icon {
    background: none;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.view-icon {
    color: var(--primary-color);
}

.edit-icon {
    color: var(--warning-color);
}

.ban-icon {
    color: var(--danger-color);
}

.action-icon:hover {
    background-color: var(--light-color);
}

/* User Stats Section */
.user-search {
    display: flex;
    margin-bottom: 1.5rem;
}

.user-search input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    outline: none;
}

.search-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0 1.25rem;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
}

.user-profile-card {
    background-color: white;
    border-radius: var(--card-border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.user-details {
    flex: 1;
}

.user-details h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.user-details p {
    color: var(--gray-color);
    margin-bottom: 0.25rem;
}

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

.user-actions button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.view-btn {
    background-color: var(--primary-light);
    color: white;
}

.edit-btn {
    background-color: var(--warning-color);
    color: white;
}

.ban-btn {
    background-color: var(--danger-color);
    color: white;
}

.user-actions button:hover {
    opacity: 0.9;
}

.user-stats-detail {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.user-stat-card {
    padding: 1rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    text-align: center;
}

.user-stat-card h4 {
    color: var(--gray-color);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.user-stat-card p {
    font-size: 1.25rem;
    font-weight: 600;
}

.user-charts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

/* Game Analytics Section */
.game-selector {
    margin-bottom: 1.5rem;
}

.game-selector select {
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    min-width: 200px;
}

.advanced-analytics {
    background-color: white;
    border-radius: var(--card-border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-top: 1.5rem;
}

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

.metric-card {
    background-color: var(--light-color);
    padding: 1.25rem;
    border-radius: var(--border-radius);
}

.metric-card h4 {
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.progress-container {
    height: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 5px;
    text-align: center;
    color: white;
    font-size: 0.75rem;
    line-height: 10px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: white;
    border-radius: var(--card-border-radius);
    width: 500px;
    max-width: 90%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

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

.close-modal {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-color);
}

.modal-body {
    padding: 1.5rem;
}

.theme-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.theme-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed);
}

.theme-option:hover, .theme-option.active {
    background-color: var(--light-color);
}

.theme-preview {
    width: 100%;
    height: 80px;
    border-radius: var(--border-radius);
}

.default-theme {
    background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
}

.dark-theme {
    background: linear-gradient(135deg, #bb86fc 0%, #121212 100%);
}

.neon-theme {
    background: linear-gradient(135deg, #0ff 0%, #121212 100%);
}

.pastel-theme {
    background: linear-gradient(135deg, #a0c4ff 0%, #ffc6ff 100%);
}

.custom-theme {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.color-pickers {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.color-pick {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.color-pick input {
    width: 100%;
    height: 40px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

.primary-btn, .secondary-btn, .danger-btn, .cancel-btn {
    padding: 0.75rem 1.25rem;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: opacity var(--transition-speed);
}

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

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

.danger-btn {
    background-color: var(--danger-color);
    color: white;
}

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

.primary-btn:hover, .secondary-btn:hover, .danger-btn:hover, .cancel-btn:hover {
    opacity: 0.9;
}

.export-options, .format-options {
    margin-bottom: 1.5rem;
}

.export-option, .format-option {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}



.section.active {
    display: block;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-container.full-width {
        grid-column: span 1;
    }
    
    .user-stats-detail {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .user-charts {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    main {
        margin-left: 0;
    }
    
    .search-bar {
        width: 300px;
    }
}

@media (max-width: 768px) {
    .stats-cards {
        grid-template-columns: 1fr;
    }
    
    .search-bar {
        width: 200px;
    }
    
    .user-info {
        flex-direction: column;
        text-align: center;
    }
    
    .user-actions {
        margin-top: 1rem;
    }
    
    .color-pickers {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    header {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .search-bar {
        width: 100%;
    }
    
    .content {
        padding: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .leaderboard-table {
        overflow-x: auto;
    }
    
    .user-stats-detail {
        grid-template-columns: 1fr;
    }
}

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

@keyframes slideInLeft {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.fadeIn {
    animation: fadeIn 0.5s ease-out;
}

.slideInLeft {
    animation: slideInLeft 0.5s ease-out;
}

.pulse {
    animation: pulse 2s infinite;
}