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

:root {
    --primary-color: #dc143c;
    --primary-hover: #b01030;
    --success-color: #28a745;
    --danger-color: #ff0000;
    --warning-color: #ffc107;
    --bg-primary: #1a1a1a;
    --bg-secondary: #2a2a2a;
    --bg-tertiary: #3a3a3a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #dc143c;
    --shadow: 0 2px 8px rgba(220, 20, 60, 0.3);
    --shadow-lg: 0 4px 16px rgba(220, 20, 60, 0.4);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    min-height: 100vh;
    color: var(--text-primary);
    margin: 0;
    padding: 0;
}

/* Auth Container */
body > .auth-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.auth-box {
    background: var(--bg-primary);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 40px;
    animation: slideUp 0.3s ease-out;
}

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

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header svg {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.auth-header h1 {
    font-size: 28px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.auth-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    border-bottom: 2px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    padding: 12px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: -2px;
}

.auth-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.auth-tab:hover {
    color: var(--primary-color);
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--text-primary);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.2s;
    outline: none;
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.1);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 132, 255, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.auth-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
}

.auth-footer p {
    margin: 5px 0;
}

.auth-footer code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    color: var(--primary-color);
}

/* Chat Container */
.chat-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    background: var(--bg-primary);
}

/* Sidebar */
.sidebar {
    width: 350px;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

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

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 18px;
    position: relative;
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.avatar span {
    position: relative;
    z-index: 1;
}

.user-info h3 {
    font-size: 16px;
    margin-bottom: 4px;
}

.status {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 12px;
    display: inline-block;
}

.status-online {
    background: #d4edda;
    color: #28a745;
}

.status-offline {
    background: #f8d7da;
    color: #dc3545;
}

.status-away {
    background: #fff3cd;
    color: #856404;
}

.search-box {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.search-box input {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
}

.search-box input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.1);
}

.user-list {
    flex: 1;
    overflow-y: auto;
}

.user-item {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-item:hover {
    background: var(--bg-secondary);
}

.user-item.active {
    background: var(--bg-secondary);
    border-left: 3px solid var(--primary-color);
}

.user-item .avatar {
    width: 45px;
    height: 45px;
    font-size: 16px;
    flex-shrink: 0;
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-details h4 {
    font-size: 15px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-details p {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.unread-badge {
    background: var(--primary-color);
    color: white;
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 12px;
    font-weight: 600;
}

.loading {
    padding: 20px;
    text-align: center;
    color: var(--text-secondary);
}

/* Chat Area */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
}

.welcome-screen {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.welcome-content {
    text-align: center;
    color: var(--text-secondary);
}

.welcome-content svg {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.welcome-content h2 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.chat-window {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-header {
    padding: 20px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-user-info h3 {
    font-size: 16px;
    margin-bottom: 4px;
}

.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message {
    display: flex;
    gap: 10px;
    max-width: 70%;
    animation: messageAppear 0.3s ease-out;
}

@keyframes messageAppear {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.sent {
    margin-left: auto;
    flex-direction: row-reverse;
}

.message .avatar {
    width: 35px;
    height: 35px;
    font-size: 14px;
    flex-shrink: 0;
}

.message-content {
    flex: 1;
}

.message-bubble {
    padding: 10px 14px;
    border-radius: 18px;
    word-wrap: break-word;
    position: relative;
}

.message.received .message-bubble {
    background: var(--bg-primary);
    border-bottom-left-radius: 4px;
}

.message.sent .message-bubble {
    background: var(--primary-color);
    color: white;
    border-bottom-right-radius: 4px;
}

.message-time {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 4px;
    display: block;
}

.message.sent .message-time {
    text-align: right;
    color: rgba(255, 255, 255, 0.7);
}

.typing-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--bg-primary);
    border-radius: 18px;
    width: fit-content;
    margin-bottom: 10px;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

.message-input {
    padding: 20px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    align-items: flex-end;
}

.message-input textarea {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    font-size: 15px;
    font-family: inherit;
    resize: none;
    max-height: 120px;
    outline: none;
    transition: all 0.2s;
}

.message-input textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.1);
}

.message-input .btn-primary {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    padding: 0;
    flex-shrink: 0;
}

/* Emoji Picker Styles */
.emoji-picker {
    position: absolute;
    bottom: 80px;
    left: 20px;
    width: 320px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    animation: slideUp 0.2s ease-out;
}

.emoji-picker-header {
    display: flex;
    gap: 5px;
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 12px 12px 0 0;
}

.emoji-category {
    flex: 1;
    padding: 8px;
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
}

.emoji-category:hover {
    background: var(--bg-primary);
}

.emoji-category.active {
    background: var(--primary-color);
    transform: scale(1.1);
}

.emoji-picker-body {
    padding: 10px;
    max-height: 250px;
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 5px;
}

.emoji-item {
    font-size: 24px;
    padding: 8px;
    text-align: center;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    user-select: none;
}

.emoji-item:hover {
    background: var(--bg-secondary);
    transform: scale(1.3);
}

.message-input {
    position: relative;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 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-secondary);
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    flex-direction: column;
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
}

.nav-tab {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s;
    margin-bottom: 5px;
}

.nav-tab:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.nav-tab.active {
    background: var(--primary-color);
    color: white;
}

.nav-tab.admin-tab {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.nav-tab.admin-tab:hover {
    opacity: 0.9;
}

/* Online Users Section */
.online-users-section {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
}

.online-users-section h4 {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.online-user-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 6px;
    margin-bottom: 5px;
    font-size: 14px;
    transition: background 0.2s;
}

.online-user-item:hover {
    background: var(--bg-secondary);
}

.small-avatar {
    width: 32px;
    height: 32px;
    font-size: 13px;
}

.small-avatar img {
    width: 100%;
    height: 100%;
}

.no-users {
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
    padding: 20px;
}

/* Public Message Styles */
.public-message .message-header {
    font-size: 13px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.admin-badge {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.admin-avatar {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%) !important;
}

.delete-message-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--danger-color);
    color: white;
    border: 2px solid white;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.public-message:hover .delete-message-btn {
    display: flex;
}

.delete-message-btn:hover {
    background: #c82333;
    transform: scale(1.1);
}

/* Admin Panel Styles */
.admin-container {
    display: flex;
    height: 100vh;
    background: var(--bg-secondary);
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.admin-header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 20px;
    box-shadow: var(--shadow);
}

.admin-header h1 {
    font-size: 24px;
    margin-bottom: 5px;
}

.admin-header p {
    font-size: 14px;
    opacity: 0.9;
}

.admin-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.admin-section {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.admin-section h2 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-section h2 svg {
    color: var(--primary-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-card h3 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-card p {
    font-size: 14px;
    color: var(--text-secondary);
}

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

.admin-table th,
.admin-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.admin-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-table tr:hover {
    background: var(--bg-secondary);
}

.admin-actions {
    display: flex;
    gap: 8px;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-warning {
    background: var(--warning-color);
    color: var(--text-primary);
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-warning:hover {
    background: #e0a800;
}

.btn-success {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-success:hover {
    background: #218838;
}

.ban-form {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.ban-form input {
    flex: 1;
    min-width: 200px;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: #28a745;
}

.badge-danger {
    background: #f8d7da;
    color: #dc3545;
}

.badge-warning {
    background: #fff3cd;
    color: #856404;
}

.badge-admin {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

/* Admin Quick Stats Sidebar */
.admin-quick-stats {
    padding: 15px;
    border-top: 1px solid var(--border-color);
}

.admin-quick-stats h4 {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-stat-item {
    background: var(--bg-secondary);
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 10px;
    text-align: center;
}

.quick-stat-item strong {
    display: block;
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.quick-stat-item span {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Message Monitor */
.message-monitor {
    margin-top: 15px;
}

.monitor-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.monitor-controls label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    flex: 1;
    min-width: 250px;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

.monitored-messages-container {
    max-height: 500px;
    overflow-y: auto;
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 15px;
}

.monitored-message {
    background: var(--bg-primary);
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 10px;
    border-left: 3px solid var(--primary-color);
}

.monitored-message .message-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 14px;
}

.monitored-message .message-text {
    color: var(--text-primary);
    line-height: 1.5;
}

.messages-history {
    max-height: 600px;
    overflow-y: auto;
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 15px;
}

.text-secondary {
    color: var(--text-secondary);
    text-align: center;
    padding: 20px;
}

/* Ban Forms */
.ban-forms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.ban-form-section {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
}

.ban-form-section h3 {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.table-responsive {
    overflow-x: auto;
}

/* Additional admin panel utility styles */
.admin-section h2 {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

/* Settings Page */
.sidebar-menu {
    padding: 20px 10px;
}

.sidebar-menu .menu-item,
.chat-sidebar .menu-item {
    display: block;
    width: 100%;
    padding: 14px 20px;
    margin-bottom: 8px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s;
    background: transparent;
}

.sidebar-menu .menu-item:hover,
.chat-sidebar .menu-item:hover {
    background: var(--bg-secondary);
    transform: translateX(4px);
}

.sidebar-menu .menu-item.active,
.chat-sidebar .menu-item.active {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 2px 8px rgba(220, 20, 60, 0.3);
}

.sidebar-menu .menu-item span,
.chat-sidebar .menu-item span {
    color: inherit;
    display: flex;
    align-items: center;
    gap: 10px;
}

.settings-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
}

.settings-container h1 {
    margin-bottom: 30px;
    color: #e0e0e0;
}

.settings-section {
    background: #2a2a2a;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
}

.settings-section h2 {
    color: #e0e0e0;
    margin-bottom: 20px;
    font-size: 1.3em;
}

.avatar-section {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.current-avatar {
    position: relative;
}

.current-avatar img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #007bff;
    background: #2a2a2a;
    display: block;
    transition: none;
}

.current-avatar img:not([src]),
.current-avatar img[src=""],
.current-avatar img[src="uploads/avatars/"] {
    visibility: hidden;
}

.current-avatar img[src*="default.png"] {
    visibility: visible;
    opacity: 1;
}

.avatar-upload {
    flex: 1;
}

.help-text {
    color: #999;
    font-size: 0.9em;
    margin-top: 10px;
}

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

.info-item label {
    display: block;
    color: #999;
    font-size: 0.9em;
    margin-bottom: 5px;
}

.info-value {
    color: #e0e0e0;
    font-size: 1.1em;
    padding: 10px;
    background: #1a1a1a;
    border-radius: 6px;
}

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

.form-group label {
    display: block;
    color: #e0e0e0;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    background: #1a1a1a;
    border: 1px solid #3a3a3a;
    border-radius: 6px;
    color: #e0e0e0;
    font-size: 1em;
}

.form-group input:focus {
    outline: none;
    border-color: #007bff;
}

.alert-success {
    background: #28a745;
    color: white;
    padding: 12px;
    border-radius: 6px;
    margin-top: 15px;
    display: none;
}

.alert-error {
    background: #dc3545;
    color: white;
    padding: 12px;
    border-radius: 6px;
    margin-top: 15px;
    display: none;
}

#upload-status,
#email-status,
#password-status {
    display: none;
}

/* Avatar in messages */
.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 12px;
    border: 2px solid #007bff;
}

.message-with-avatar {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
}

.message-content {
    flex: 1;
}

.user-list-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-list-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #007bff;
}

/* User Info Modal */
.user-info-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    animation: fadeIn 0.3s ease-out;
}

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

.user-info-modal-content {
    background-color: var(--bg-primary);
    margin: 10% auto;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease-out;
}

.user-info-modal-close {
    color: var(--text-secondary);
    float: right;
    font-size: 32px;
    font-weight: bold;
    cursor: pointer;
    padding: 10px 20px;
    line-height: 1;
    transition: color 0.2s;
}

.user-info-modal-close:hover,
.user-info-modal-close:focus {
    color: var(--primary-color);
}

.user-info-header {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 12px 12px 0 0;
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid var(--border-color);
}

.user-info-avatar {
    flex-shrink: 0;
}

.user-info-details h2 {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-info-details .status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 600;
}

.user-info-body {
    padding: 30px;
}

.user-info-item {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.user-info-item:last-child {
    border-bottom: none;
}

.user-info-item strong {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.user-info-item span {
    color: var(--text-primary);
    font-size: 15px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .chat-container {
        flex-direction: column;
    }
    
    .chat-sidebar {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid #2a2a2a;
    }
    
    .chat-main {
        height: calc(100vh - 200px);
    }
    
    .avatar-section {
        flex-direction: column;
    }
    
    .settings-container {
        padding: 15px;
    }
    
    .chat-area.active {
        transform: translateX(0);
    }
    
    .message {
        max-width: 85%;
    }
    
    .admin-container {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .ban-form {
        flex-direction: column;
    }
    
    .ban-form input {
        min-width: 100%;
    }
}