/* Admin Panel Styles */
:root {
    --primary-color: #4361ee;
    --secondary-color: #3a0ca3;
    --success-color: #4cc9f0;
    --danger-color: #f72585;
    --warning-color: #ff9e00;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --sidebar-width: 250px;
    --sidebar-collapsed: 70px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f7fb;
    color: #333;
}

.admin-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    width: var(--sidebar-width);
    background: var(--dark-color);
    color: white;
    transition: all 0.3s ease;
    position: fixed;
    height: 100vh;
    z-index: 1000;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-header h2 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    display: none;
}

.sidebar-menu {
    padding: 20px 0;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.menu-item.active {
    background: var(--primary-color);
    color: white;
    border-left: 4px solid var(--success-color);
}

.menu-item i {
    width: 24px;
    font-size: 1.2rem;
    margin-right: 15px;
}

.menu-item span {
    flex: 1;
}

.badge {
    background: var(--danger-color);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.8rem;
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
}

/* Main Content */
.admin-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s ease;
}

.admin-header {
    background: white;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left h1 {
    font-size: 1.8rem;
    color: var(--dark-color);
}

.admin-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.admin-status {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #666;
    font-size: 0.9rem;
}

.admin-status .online {
    color: var(--success-color);
}

/* Admin Content */
.admin-content {
    padding: 30px;
    min-height: calc(100vh - 80px);
}

.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: #666;
}

.loading i {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

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

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s ease;
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
}

.stat-icon.users { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.stat-icon.payments { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.stat-icon.revenue { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.stat-icon.tokens { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }

.stat-info h3 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.stat-info p {
    color: #666;
    font-size: 0.9rem;
}

/* Tables */
.table-container {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.table-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-header h3 {
    color: var(--dark-color);
}

.table-actions {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

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

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

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

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.btn-small {
    padding: 5px 10px;
    font-size: 0.8rem;
}

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

thead {
    background: #f8f9fa;
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    font-weight: 600;
    color: var(--dark-color);
}

tbody tr:hover {
    background: #f8f9fa;
}

.status-badge {
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-pending { background: #fff3cd; color: #856404; }
.status-completed { background: #d4edda; color: #155724; }
.status-cancelled { background: #f8d7da; color: #721c24; }

.action-buttons {
    display: flex;
    gap: 5px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    gap: 10px;
}

.pagination-btn {
    padding: 8px 12px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 5px;
    cursor: pointer;
}

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

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

/* Filters */
.filters {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.filter-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-item {
    flex: 1;
    min-width: 200px;
}

.filter-item label {
    display: block;
    margin-bottom: 5px;
    color: #666;
    font-size: 0.9rem;
}

.filter-item input,
.filter-item select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 0.9rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background: white;
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

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

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--dark-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
}

.modal-body {
    padding: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #666;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 0.9rem;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

/* Toast */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 3000;
}

.toast {
    background: white;
    padding: 15px 20px;
    border-radius: 5px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.2);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideInRight 0.3s ease;
    min-width: 300px;
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

.toast.info {
    border-left: 4px solid var(--primary-color);
}

.toast i {
    font-size: 1.2rem;
}

.toast.success i { color: var(--success-color); }
.toast.error i { color: var(--danger-color); }
.toast.warning i { color: var(--warning-color); }
.toast.info i { color: var(--primary-color); }

.toast-content {
    flex: 1;
}

.toast-content h4 {
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.toast-content p {
    font-size: 0.8rem;
    color: #666;
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: #666;
}

/* Responsive */
@media (max-width: 992px) {
    .admin-sidebar {
        width: var(--sidebar-collapsed);
    }
    
    .admin-main {
        margin-left: var(--sidebar-collapsed);
    }
    
    .menu-item span {
        display: none;
    }
    
    .menu-item .badge {
        position: absolute;
        top: 10px;
        right: 10px;
    }
    
    .sidebar-toggle {
        display: block;
    }
}

@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-main {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-group {
        flex-direction: column;
    }
    
    .filter-item {
        min-width: 100%;
    }
}