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

:root {
    --primary: #5865F2;
    --primary-dark: #4752C4;
    --secondary: #2C2F33;
    --success: #43B581;
    --danger: #F04747;
    --warning: #FAA61A;
    --text: #FFFFFF;
    --text-secondary: #B9BBBE;
    --bg-dark: #23272A;
    --bg-darker: #1E2124;
    --border: #202225;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
}

.hidden {
    display: none !important;
}

/* Login Screen */
.login-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.login-container {
    background: var(--secondary);
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.login-header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 2.5rem;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 5px;
    color: var(--text);
    font-size: 1rem;
}

.form-group textarea {
    padding-left: 1rem;
    min-height: 100px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--bg-dark);
    color: var(--text);
}

.btn-secondary:hover {
    background: var(--border);
}

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

.btn-danger:hover {
    background: #D32F2F;
}

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

.btn-success:hover {
    background: #38A169;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.error-message {
    color: var(--danger);
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
}

/* Dashboard */
.dashboard {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--bg-darker);
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-header i {
    font-size: 1.5rem;
    color: var(--primary);
}

.sidebar-header h2 {
    font-size: 1.2rem;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.nav-item.active {
    background: var(--primary);
    color: var(--text);
}

.nav-item i {
    width: 20px;
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border);
}

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

/* Main Content */
.main-content {
    flex: 1;
    background: var(--bg-dark);
}

.top-bar {
    background: var(--secondary);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.top-bar h1 {
    font-size: 1.5rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.admin-badge {
    background: var(--warning);
    color: var(--bg-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.content-section {
    padding: 2rem;
}

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

.stat-card {
    background: var(--secondary);
    padding: 1.5rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.blue {
    background: rgba(88, 101, 242, 0.2);
    color: var(--primary);
}

.stat-icon.green {
    background: rgba(67, 181, 129, 0.2);
    color: var(--success);
}

.stat-icon.red {
    background: rgba(240, 71, 71, 0.2);
    color: var(--danger);
}

.stat-icon.yellow {
    background: rgba(250, 166, 26, 0.2);
    color: var(--warning);
}

.stat-info h3 {
    font-size: 2rem;
    margin-bottom: 0.2rem;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Recent Activity */
.recent-activity {
    background: var(--secondary);
    padding: 1.5rem;
    border-radius: 10px;
}

.recent-activity h2 {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Ticket List */
.ticket-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ticket-item {
    background: var(--secondary);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.ticket-item:hover {
    background: var(--bg-dark);
}

.ticket-info {
    flex: 1;
}

.ticket-id {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.3rem;
}

.ticket-user {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.ticket-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.ticket-status {
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.ticket-status.open {
    background: rgba(67, 181, 129, 0.2);
    color: var(--success);
}

.ticket-status.closed {
    background: rgba(240, 71, 71, 0.2);
    color: var(--danger);
}

.ticket-priority {
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    background: var(--bg-dark);
    color: var(--text-secondary);
}

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

/* User List */
.user-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.user-card {
    background: var(--secondary);
    padding: 1.5rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 600;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.user-id {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.user-badge {
    background: var(--warning);
    color: var(--bg-dark);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Category List */
.category-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.category-card {
    background: var(--secondary);
    padding: 1.5rem;
    border-radius: 10px;
    position: relative;
}

.category-emoji {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.category-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.category-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.category-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--warning);
    color: var(--bg-dark);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.category-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.category-actions .btn {
    flex: 1;
    justify-content: center;
}

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

.filter-group select {
    padding: 0.5rem 1rem;
    background: var(--secondary);
    border: 1px solid var(--border);
    border-radius: 5px;
    color: var(--text);
    cursor: pointer;
}

/* Settings */
.settings-container {
    background: var(--secondary);
    padding: 2rem;
    border-radius: 10px;
}

.settings-container h2 {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.settings-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.settings-form .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Activity */
.activity-container {
    background: var(--secondary);
    padding: 2rem;
    border-radius: 10px;
}

.activity-container h2 {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 600px;
    overflow-y: auto;
}

.activity-item {
    background: var(--bg-dark);
    padding: 1rem;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.activity-info {
    flex: 1;
}

.activity-action {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.3rem;
}

.activity-details {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.activity-time {
    color: var(--text-secondary);
    font-size: 0.85rem;
    white-space: nowrap;
}

/* Analytics */
.analytics-container {
    padding: 2rem;
}

.analytics-container h2 {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.analytics-controls {
    margin-bottom: 1.5rem;
}

.analytics-controls select {
    padding: 0.5rem 1rem;
    background: var(--secondary);
    border: 1px solid var(--border);
    border-radius: 5px;
    color: var(--text);
    cursor: pointer;
}

.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.analytics-card {
    background: var(--secondary);
    padding: 1.5rem;
    border-radius: 10px;
}

.analytics-card h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.chart-container {
    min-height: 200px;
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    padding: 1rem 0;
}

.chart-bar {
    flex: 1;
    background: var(--primary);
    border-radius: 4px 4px 0 0;
    min-height: 20px;
    transition: height 0.3s ease;
    position: relative;
}

.chart-bar:hover {
    background: var(--primary-dark);
}

.chart-bar-label {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.chart-bar-value {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
}

.stat-display {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    text-align: center;
    padding: 2rem 0;
}

.stat-display small {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: var(--secondary);
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal-header h2 {
    font-size: 1.3rem;
}

.close-modal {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.5rem;
}

.close-modal:hover {
    color: var(--text);
}

.modal-body {
    padding: 1.5rem;
}

/* Ticket Messages */
.ticket-messages {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 1rem;
}

.message {
    padding: 1rem;
    background: var(--bg-dark);
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.message-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.message-content {
    color: var(--text);
}

.message.staff {
    border-left: 3px solid var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -250px;
        height: 100%;
        z-index: 100;
        transition: left 0.3s ease;
    }

    .sidebar.open {
        left: 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .ticket-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .ticket-meta {
        width: 100%;
        justify-content: space-between;
    }
}