body.page-chat {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    html, body {
        height: 100%;
        width: 100%;
        overflow: hidden;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
    }

    body {
        background: #ffffff;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    }

    .chat-container {
        display: flex;
        height: 100%;
        width: 100%;
        position: relative;
        overflow: hidden;
    }

    .sidebar {
        width: 280px;
        min-width: 280px;
        background: white;
        border-right: 1px solid #e0e0e0;
        display: flex;
        flex-direction: column;
        box-shadow: 2px 0 5px rgba(0,0,0,0.05);
        transition: transform 0.3s ease;
        z-index: 10;
        overflow-y: auto;
        overflow-x: hidden;
    }

    .menu-toggle {
        display: none;
        position: fixed;
        bottom: 20px;
        left: 20px;
        z-index: 100;
        background: #007bff;
        color: white;
        border: none;
        border-radius: 50%;
        width: 50px;
        height: 50px;
        font-size: 24px;
        cursor: pointer;
        box-shadow: 0 2px 10px rgba(0,0,0,0.3);
        transition: all 0.2s;
    }

        .menu-toggle:hover {
            transform: scale(1.05);
            background: #0056b3;
        }

    .paste-preview .preview-content textarea:focus {
        outline: none;
        border-color: #007bff;
        box-shadow: 0 0 0 2px rgba(0,123,255,0.1);
    }

    @media (max-width: 768px) {
        .paste-preview {
            left: 10px;
            right: 10px;
            bottom: 80px;
            max-width: calc(100vw - 20px);
        }

            .paste-preview .preview-content textarea {
                font-size: 14px;
            }
    }

    .video-preview-container {
        position: relative;
        display: inline-block;
        cursor: pointer;
        border-radius: 12px;
        overflow: hidden;
    }

        .video-preview-container:hover .video-play-button {
            background: rgba(0,0,0,0.8);
            transform: translate(-50%, -50%) scale(1.1);
        }

    .video-play-button {
        transition: all 0.2s ease;
        z-index: 10;
    }

        .video-play-button i {
            transition: all 0.2s ease;
        }

    @media (max-width: 768px) {
        .video-play-button {
            width: 50px;
            height: 50px;
        }

            .video-play-button i {
                font-size: 20px;
            }
    }

    .message-copy {
        opacity: 0.5;
        transition: opacity 0.2s, transform 0.1s;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
    }

        .message-copy:hover {
            opacity: 1 !important;
            transform: scale(1.1);
        }

        .message-copy i {
            font-size: 10px;
            color: #6c757d;
        }

    .message-own .message-copy i {
        color: #8e9eae;
    }

    .upload-progress-container {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        background: white;
        border-radius: 12px;
        padding: 12px 20px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        z-index: 1000;
        min-width: 300px;
        max-width: 90vw;
        display: none;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    }

        .upload-progress-container.show {
            display: block;
            animation: slideUp 0.3s ease;
        }

    .upload-progress-header {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
    }

        .upload-progress-header i {
            font-size: 20px;
            color: #007bff;
        }

        .upload-progress-header span {
            flex: 1;
            font-size: 14px;
            font-weight: 500;
            color: #333;
        }

    .upload-progress-bar-wrapper {
        background: #e0e0e0;
        border-radius: 10px;
        overflow: hidden;
        height: 8px;
        margin-bottom: 8px;
    }

    .upload-progress-bar {
        width: 0%;
        height: 100%;
        background: linear-gradient(90deg, #007bff, #00c6ff);
        transition: width 0.3s ease;
        border-radius: 10px;
    }

    .upload-progress-percent {
        font-size: 12px;
        color: #666;
        text-align: right;
    }

    .upload-progress-status {
        font-size: 11px;
        color: #999;
        margin-top: 5px;
        text-align: center;
    }

    .editing-preview {
        background: #e8f5e9;
        border-left: 3px solid #28a745;
        border-radius: 12px;
        padding: 10px 12px;
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        animation: slideDown 0.2s ease;
    }

    .editing-preview-content {
        display: flex;
        align-items: center;
        gap: 10px;
        flex: 1;
        min-width: 0;
        cursor: pointer;
    }

        .editing-preview-content i {
            font-size: 14px;
            flex-shrink: 0;
        }

    .editing-info {
        flex: 1;
        min-width: 0;
    }

    .editing-label {
        font-weight: 600;
        color: #28a745;
        font-size: 0.8rem;
        display: block;
    }

    .editing-preview-text {
        font-size: 0.75rem;
        color: #6c757d;
        display: block;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .cancel-editing-btn {
        background: none;
        border: none;
        color: #dc3545;
        cursor: pointer;
        padding: 5px 8px;
        border-radius: 20px;
        transition: all 0.2s;
        font-size: 12px;
        flex-shrink: 0;
    }

        .cancel-editing-btn:hover {
            background: rgba(220, 53, 69, 0.1);
            transform: scale(1.05);
        }

    .dm-settings-container {
        padding: 0;
    }

    .setting-group {
        margin-bottom: 1.5rem;
    }

    .setting-label {
        font-weight: 600;
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .info-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 8px 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .info-label {
        color: #6c757d;
        font-size: 0.85rem;
    }

    .info-value {
        font-size: 0.85rem;
        word-break: break-all;
        text-align: right;
    }

    .danger-zone {
        background: #fff5f5;
        border: 1px solid #ffcccc;
        border-radius: 8px;
        padding: 1rem;
        margin-top: 0.5rem;
    }

        .danger-zone .setting-label {
            color: #dc3545;
        }

    .drag-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.8);
        backdrop-filter: blur(8px);
        z-index: 10001;
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

        .drag-overlay.active {
            opacity: 1;
            visibility: visible;
        }

    .drag-overlay-content {
        text-align: center;
        color: white;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 24px;
        padding: 40px 60px;
        border: 2px dashed rgba(255, 255, 255, 0.3);
        animation: pulse 1.5s infinite;
    }

        .drag-overlay-content i {
            font-size: 64px;
            margin-bottom: 20px;
            color: #667eea;
        }

        .drag-overlay-content h3 {
            margin-bottom: 10px;
            font-size: 24px;
        }

        .drag-overlay-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
        }

    @keyframes pulse {
        0% {
            transform: scale(1);
            border-color: rgba(255, 255, 255, 0.3);
        }

        50% {
            transform: scale(1.02);
            border-color: rgba(102, 126, 234, 0.8);
        }

        100% {
            transform: scale(1);
            border-color: rgba(255, 255, 255, 0.3);
        }
    }
    /* ============ МОБИЛЬНЫЕ СТИЛИ (до 768px) ============ */
    @media (max-width: 768px) {
        /* Анимации для сайдбара */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            width: 280px;
            transform: translateX(-100%);
            z-index: 1000;
            box-shadow: none;
            border-right: none;
        }

            .sidebar.open {
                transform: translateX(0);
                box-shadow: 2px 0 20px rgba(0,0,0,0.2);
            }

        .sidebar-overlay {
            display: block;
            background: rgba(0,0,0,0.6);
            backdrop-filter: blur(4px);
            z-index: 999;
            transition: opacity 0.3s ease;
            opacity: 0;
            visibility: hidden;
        }

            .sidebar-overlay.active {
                opacity: 1;
                visibility: visible;
            }

        .menu-toggle {
            display: flex !important;
            position: fixed;
            bottom: 20px;
            left: 20px;
            z-index: 1001;
            background: #007bff;
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            font-size: 24px;
            cursor: pointer;
            box-shadow: 0 2px 15px rgba(0,0,0,0.3);
            transition: all 0.2s;
            align-items: center;
            justify-content: center;
        }
        /* ============ ОСНОВНЫЕ ПРОПОРЦИИ ЭКРАНА ============ */
        .chat-container {
            flex-direction: column;
            height: 100%;
        }

        .main-chat {
            width: 100%;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        /* Область сообщений - занимает 2/3 экрана */
        .messages-area {
            flex: 2;
            min-height: 0;
            padding: 12px;
            overflow-y: auto;
            -webkit-overflow-scrolling: touch;
        }
        /* Область ввода - фиксированная высота */
        .input-area {
            flex: 0 0 auto;
            background: white;
            padding: 10px 12px;
            border-top: 1px solid #e0e0e0;
            width: 100%;
        }
        /* Список каналов и пользователей (через кнопку) - не влияет на пропорции */
        .sidebar {
            height: 100%;
            overflow-y: auto;
        }
        /* Исправляем высоту контейнера */
        html, body {
            height: 100%;
            overflow: hidden;
            position: fixed;
        }

            body.page-chat {
                height: 100%;
                overflow: hidden;
            }

        .chat-header {
            flex: 0 0 auto;
            padding: 12px 15px;
        }

        .message {
            margin-bottom: 12px;
        }

        .message-wrapper {
            max-width: 90%;
        }

        .message-bubble {
            padding: 8px 12px;
            border-radius: 16px;
        }

        .message-avatar {
            width: 32px;
            height: 32px;
            font-size: 12px;
        }

        .message-header {
            font-size: 11px;
            flex-wrap: wrap;
            gap: 4px;
        }

        .message-text {
            font-size: 14px;
            line-height: 1.4;
        }

        .input-wrapper {
            padding: 6px 12px;
        }

            .input-wrapper textarea {
                font-size: 15px;
                min-height: 32px;
                max-height: 100px;
            }

        .input-btn {
            padding: 6px;
            font-size: 18px;
        }

        .send-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .reaction-panel {
            padding: 6px 10px;
            gap: 6px;
        }

        .reaction-option {
            font-size: 20px;
            padding: 4px 6px;
        }

        .emoji-picker-container {
            width: 280px;
            bottom: 70px;
            right: 10px;
            left: auto;
        }

        .scroll-buttons {
            bottom: 80px;
            right: 10px;
        }

        .scroll-btn {
            width: 40px;
            height: 40px;
            font-size: 14px;
        }

        .notification {
            top: 10px;
            right: 10px;
            left: 10px;
            min-width: auto;
            max-width: none;
        }

        .status-notification {
            bottom: 70px;
            right: 10px;
            left: auto;
            min-width: 200px;
        }

        .paste-preview {
            bottom: 70px;
            right: 10px;
            left: auto;
            max-width: 280px;
        }

        .upload-progress-container {
            bottom: 70px;
            min-width: 260px;
            padding: 10px 16px;
        }

        .message-reply {
            padding: 4px 8px;
            font-size: 11px;
        }

        .reply-header {
            font-size: 11px;
        }

        .message-reactions {
            margin-top: 6px;
            gap: 4px;
        }

        .reaction-badge {
            padding: 2px 6px;
            font-size: 12px;
        }

        .reaction-emoji {
            font-size: 14px;
        }

        .reaction-count {
            font-size: 10px;
            min-width: 16px;
        }

        .message-image {
            max-height: 200px;
            min-height: 200px;
        }

        .message-file video {
            max-height: 200px;
            min-height: 200px;
        }

        .video-play-button {
            width: 45px;
            height: 45px;
        }

            .video-play-button i {
                font-size: 18px;
            }

        .reaction-users-popup {
            max-width: 280px;
            max-height: 300px;
        }

        .reaction-user-item {
            font-size: 12px;
        }

        .channel-item, .dm-item {
            padding: 8px 12px;
        }

        .channel-name, .dm-name {
            font-size: 14px;
        }

        .channel-description, .dm-preview {
            font-size: 11px;
            margin-left: 20px;
        }

        .users-list .user-info {
            font-size: 13px;
        }

        .sidebar-header {
            padding: 15px;
        }

        .user-status {
            width: 8px;
            height: 8px;
            margin-right: 8px;
        }

        .chat-user-btn {
            padding: 4px 10px;
            font-size: 14px;
        }

        .section-header {
            margin-bottom: 8px;
        }

        .create-channel-btn, .create-dm-btn {
            font-size: 12px;
            padding: 4px 8px;
        }

        .notification-settings {
            padding: 8px 12px;
            font-size: 12px;
        }

        .test-notification-btn {
            padding: 4px 8px;
            font-size: 11px;
        }

        .btn-sm {
            font-size: 12px;
        }

        .server-time-indicators {
            font-size: 9px;
            gap: 8px;
        }
    }
    /* ============ ДЛЯ ОЧЕНЬ МАЛЕНЬКИХ ЭКРАНОВ (до 480px) ============ */
    @media (max-width: 480px) {
        .messages-area {
            padding: 8px;
        }

        .message-wrapper {
            max-width: 95%;
        }

        .message-bubble {
            padding: 6px 10px;
        }

        .message-avatar {
            width: 28px;
            height: 28px;
            font-size: 11px;
        }

        .message-text {
            font-size: 13px;
        }

        .input-area {
            padding: 8px 10px;
        }

        .input-wrapper {
            padding: 4px 10px;
        }

        .menu-toggle {
            width: 44px;
            height: 44px;
            bottom: 15px;
            left: 15px;
        }

        .sidebar {
            width: 260px;
        }

        .reaction-option {
            font-size: 18px;
            padding: 3px 5px;
        }

        .full-reaction-grid {
            grid-template-columns: repeat(auto-fill, minmax(32px, 1fr));
            gap: 4px;
        }

        .full-emoji-item {
            font-size: 20px;
            padding: 4px;
        }

        .emoji-picker-container {
            width: 260px;
        }

        .emoji-category {
            font-size: 12px;
            padding: 4px 6px;
        }

        .emoji-item {
            font-size: 18px;
            padding: 4px;
        }

        .scroll-buttons {
            bottom: 70px;
            right: 8px;
        }

        .scroll-btn {
            width: 36px;
            height: 36px;
        }
    }
    /* ============ ДЛЯ ПЛАНШЕТОВ (769px - 1024px) ============ */
    @media (min-width: 769px) and (max-width: 1024px) {
        .sidebar {
            width: 260px;
            min-width: 260px;
        }

        .message-wrapper {
            max-width: 75%;
        }

        .messages-area {
            padding: 15px;
        }
    }
    /* ============ СООБЩЕНИЯ И ИХ ЭЛЕМЕНТЫ ============ */

    .messages-area {
        flex: 1;
        overflow-y: auto;
        padding: clamp(10px, 3vw, 20px) clamp(10px, 4vw, 25px);
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
        display: flex;
        flex-direction: column;
    }

        .messages-area.loading {
            scroll-behavior: auto;
        }

        .messages-area.no-scroll {
            overflow-y: hidden !important;
        }

    .message {
        margin-bottom: 15px;
        animation: fadeInUp 0.3s ease;
        opacity: 1;
        transition: opacity 0.2s ease;
        display: flex;
        width: 100%;
    }

    .message-avatar {
        width: clamp(28px, 7vw, 36px);
        height: clamp(28px, 7vw, 36px);
        border-radius: 50%;
        overflow: hidden;
        flex-shrink: 0;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
    }

        .message-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .message-avatar div {
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: clamp(12px, 3.5vw, 14px);
            color: white;
        }
    /* Свои сообщения - прижимаем к правому краю */
    .message-own {
        justify-content: flex-end;
    }
    /* Чужие сообщения - прижимаем к левому краю */
    .message:not(.message-own) {
        justify-content: flex-start;
    }

    .message-wrapper {
        display: flex;
        align-items: flex-start;
        gap: 8px;
        max-width: 85%;
        position: relative;
    }
    /* Свои сообщения - wrapper справа */
    .message-own .message-wrapper {
        flex-direction: row-reverse;
    }
    /* Чужие сообщения - wrapper слева */
    .message:not(.message-own) .message-wrapper {
        flex-direction: row;
    }

    .message-avatar {
        width: clamp(28px, 7vw, 36px);
        height: clamp(28px, 7vw, 36px);
        border-radius: 50%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: bold;
        font-size: clamp(12px, 3.5vw, 14px);
        flex-shrink: 0;
    }

    .message-content-wrapper {
        flex: 0 1 auto;
        min-width: 0;
        position: relative;
    }

    .message-bubble {
        background: white;
        padding: clamp(6px, 2vw, 10px) clamp(10px, 3vw, 14px);
        border-radius: 18px;
        word-wrap: break-word;
        box-shadow: 0 1px 2px rgba(0,0,0,0.1);
        max-width: 100%;
        display: inline-block;
    }

    .message-own .message-bubble {
        background: #c5f8f6;
        color: rgb(0, 0, 0);
    }

    .message-header {
        display: flex;
        align-items: baseline;
        gap: 8px;
        margin-bottom: 4px;
        font-size: clamp(10px, 3vw, 12px);
        flex-wrap: wrap;
    }

    .message-username {
        font-weight: 600;
        font-size: clamp(11px, 3.5vw, 13px);
    }

    .message-time {
        font-size: clamp(9px, 2.5vw, 10px);
        color: #8e9eae;
    }

    .message-text {
        line-height: 1.4;
        white-space: pre-wrap;
        word-break: break-word;
        font-size: clamp(12px, 3.8vw, 14px);
    }

        .message-text strong,
        .message-own .message-text strong {
            font-weight: 700;
        }

        .message-text em,
        .message-own .message-text em {
            font-style: italic;
        }

        .message-text code,
        .message-own .message-text code {
            background: rgba(0,0,0,0.05);
            padding: 2px 4px;
            border-radius: 4px;
            font-family: monospace;
            font-size: 0.9em;
        }

    .message-own .message-text code {
        background: rgba(0,0,0,0.08);
    }

    .message-text a,
    .message-own .message-text a {
        color: #007bff;
        text-decoration: underline;
    }

    .message-own .message-text a {
        color: #075e54;
    }

    .message-status {
        display: inline-flex;
        align-items: center;
        gap: 2px;
        margin-left: 8px;
        font-size: 12px;
        position: relative;
    }

    .message-own .message-status {
        margin-left: 4px;
    }
    /* Стрелка действий с сообщением */
    .message-actions-arrow {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        margin-left: 8px;
        padding: 2px 6px;
        border-radius: 12px;
        font-size: 10px;
        color: #8e9eae;
        transition: all 0.2s ease;
        opacity: 0.7;
    }

        .message-actions-arrow:hover {
            background: rgba(0, 0, 0, 0.08);
            opacity: 1;
            transform: scale(1.05);
        }

        .message-actions-arrow.active {
            color: #007bff;
            background: rgba(0, 123, 255, 0.1);
            opacity: 1;
        }

    .message-own .message-actions-arrow {
        color: #8e9eae;
    }

        .message-own .message-actions-arrow:hover {
            background: rgba(0, 0, 0, 0.12);
        }

        .message-own .message-actions-arrow.active {
            color: #25D366;
            background: rgba(37, 211, 102, 0.1);
        }
    /* Панель действий - появляется сбоку от сообщения */
    .message-actions {
        position: fixed;
        display: none;
        gap: 4px;
        z-index: 1000;
        background: white;
        border-radius: 30px;
        padding: 4px 8px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        border: 1px solid rgba(0, 0, 0, 0.08);
        white-space: nowrap;
    }

        .message-actions.show {
            display: flex;
            animation: actionsFadeIn 0.15s ease;
        }

    @keyframes actionsFadeIn {
        from {
            opacity: 0;
            transform: scale(0.95);
        }

        to {
            opacity: 1;
            transform: scale(1);
        }
    }
    /* Кнопки действий */
    .message-action-btn {
        background: transparent;
        border: none;
        padding: 6px 10px;
        border-radius: 20px;
        cursor: pointer;
        font-size: 12px;
        transition: all 0.2s;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: #4a4a4a;
    }

        .message-action-btn:hover {
            background: rgba(0, 0, 0, 0.08);
            transform: none;
        }

        .message-action-btn i {
            font-size: 14px;
        }
        /* Разделитель между кнопками */
        .message-action-btn:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 20px;
            background: rgba(0, 0, 0, 0.1);
        }

    .message-action-btn {
        position: relative;
    }

        .message-action-btn:last-child::after {
            display: none;
        }

    @media (max-width: 768px) {
        .message-actions {
            padding: 4px 6px;
        }

        .message-action-btn {
            padding: 5px 8px;
            font-size: 11px;
        }

            .message-action-btn i {
                font-size: 12px;
            }
    }
    /* Цветные кнопки для своих сообщений в панели действий */
    .message-own .message-action-btn {
        background: transparent;
        color: #4a4a4a;
    }

        .message-own .message-action-btn:hover {
            background: rgba(0, 0, 0, 0.08);
        }
    /* ============ ОСТАЛЬНЫЕ СТИЛИ ============ */

    .message-reply {
        background: rgba(0, 0, 0, 0.05);
        border-left: 3px solid #007bff;
        border-radius: 8px;
        padding: 6px 10px;
        margin-bottom: 6px;
        font-size: 0.85em;
        cursor: pointer;
    }

    .message-own .message-reply {
        background: rgba(0, 0, 0, 0.08);
        border-left-color: #25D366;
    }

    .message-reply:hover {
        background: rgba(0, 0, 0, 0.1);
    }

    .reply-header {
        display: flex;
        align-items: center;
        gap: 6px;
        margin-bottom: 4px;
        font-weight: 500;
        color: #007bff;
    }

    .message-own .reply-header {
        color: #25D366;
    }

    .message-reactions {
        margin-top: 8px;
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
    }

    .reaction-badge {
        background: rgba(0,0,0,0.05);
        padding: 4px clamp(6px, 2.5vw, 10px);
        border-radius: 20px;
        font-size: clamp(11px, 3.5vw, 13px);
        cursor: pointer;
        transition: all 0.2s;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

        .reaction-badge:hover {
            background: rgba(0,0,0,0.15);
            transform: scale(1.05);
        }

    .message-own .reaction-badge {
        background: rgba(0,0,0,0.08);
    }

    .reaction-emoji {
        font-size: 16px;
    }

    .reaction-count {
        font-weight: 500;
        min-width: 20px;
        display: inline-block;
        text-align: center;
        font-size: 11px;
    }

    .message-image {
        max-width: 100%;
        max-height: 300px;
        min-height: 300px;
        width: auto;
        height: auto;
        border-radius: 12px;
        cursor: pointer;
        background: #f0f2f5;
        object-fit: contain;
        display: block;
        margin-top: 6px;
    }

        .message-image:hover {
            transform: scale(1.01);
        }

        .message-image.loading {
            opacity: 0;
            min-height: 150px;
            background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
            background-size: 200% 100%;
            animation: shimmer 1.5s infinite;
            opacity: 0.6;
        }

    .message-file video {
        max-width: 100%;
        max-height: 300px;
        min-height: 300px;
        border-radius: 8px;
        background: #000;
        display: block;
    }

    .message-video {
        transition: transform 0.1s ease;
        width: 100%;
        height: auto;
        object-fit: cover;
    }

        .message-video:hover {
            transform: scale(1.01);
        }

    .read-counter {
        cursor: pointer;
        transition: opacity 0.2s;
    }

        .read-counter:hover {
            opacity: 0.7;
            text-decoration: underline;
        }
    /* Разделитель дней */
    .day-divider {
        text-align: center;
        margin: 20px 0;
        position: relative;
    }

        .day-divider::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, #e0e0e0, #e0e0e0, transparent);
            z-index: 0;
        }

    .day-divider-text {
        display: inline-block;
        background: #f0f2f5;
        padding: 4px 16px;
        border-radius: 20px;
        font-size: 12px;
        font-weight: 500;
        color: #5e6c84;
        position: relative;
        z-index: 1;
    }

    body.dark-theme .day-divider::before {
        background: linear-gradient(90deg, transparent, #3a3a3a, #3a3a3a, transparent);
    }

    body.dark-theme .day-divider-text {
        background: #2c2c2c;
        color: #a0a0a0;
    }
    /* AI Search Indicator Styles */
    .ai-search-indicator {
        background: rgba(32, 34, 37, 0.95);
        backdrop-filter: blur(10px);
        border-radius: 12px;
        padding: 12px 16px;
        margin: 10px;
        border-left: 3px solid #5865f2;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        animation: slideInRight 0.3s ease-out;
        z-index: 1000;
    }

        .ai-search-indicator .search-indicator-content {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .ai-search-indicator .search-spinner {
            position: relative;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

            .ai-search-indicator .search-spinner i {
                font-size: 20px;
                color: #5865f2;
            }

            .ai-search-indicator .search-spinner .fa-spinner {
                position: absolute;
                animation: spin 1s linear infinite;
            }

            .ai-search-indicator .search-spinner .search-icon {
                font-size: 14px;
                opacity: 0.8;
            }

        .ai-search-indicator .search-message {
            flex: 1;
            font-size: 13px;
            color: #e0e0e0;
        }

        .ai-search-indicator .search-progress {
            width: 100%;
            margin-top: 8px;
        }

        .ai-search-indicator.search-complete {
            border-left-color: #28a745;
            animation: fadeOut 0.5s ease-out 2.5s forwards;
        }

        .ai-search-indicator.search-error {
            border-left-color: #dc3545;
        }

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

        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    @keyframes fadeOut {
        to {
            opacity: 0;
            transform: translateX(100%);
        }
    }

    @keyframes spin {
        from {
            transform: rotate(0deg);
        }

        to {
            transform: rotate(360deg);
        }
    }

    @media (max-width: 768px) {
        .ai-search-indicator {
            position: fixed;
            bottom: 70px;
            left: 10px;
            right: 10px;
            margin: 0;
            border-radius: 8px;
            z-index: 1000;
        }

            .ai-search-indicator .search-indicator-content {
                flex-wrap: wrap;
            }

            .ai-search-indicator .search-message {
                font-size: 12px;
            }
    }
    /* Модальное окно настроек DM */
    #dmSettingsModal .modal-content {
        border-radius: 16px;
    }

    #dmSettingsModal .modal-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        border-radius: 16px 16px 0 0;
    }

        #dmSettingsModal .modal-header .btn-close {
            filter: invert(1);
        }

    #dmSettingsModal .modal-footer {
        border-top: none;
        padding-top: 0;
    }
    /* Подсветка редактируемого сообщения */
    .message-editing-highlight {
        animation: editingHighlight 0.5s ease;
        background: rgba(40, 167, 69, 0.15) !important;
        border-radius: 12px;
    }

    @keyframes editingHighlight {
        0% {
            background: rgba(40, 167, 69, 0.3);
            transform: scale(1.02);
        }

        100% {
            background: rgba(40, 167, 69, 0.15);
            transform: scale(1);
        }
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 9;
    }

    .main-chat {
        flex: 1;
        display: flex;
        flex-direction: column;
        background: #f8f9fa;
        min-width: 0;
        overflow: hidden;
        width: 100%;
    }

    .sidebar-header {
        padding: 20px;
        border-bottom: 1px solid #e0e0e0;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        flex-shrink: 0;
    }

        .sidebar-header h5 {
            margin-bottom: 5px;
            font-weight: 600;
            font-size: clamp(1rem, 4vw, 1.25rem);
        }

    .channels-list, .dm-list {
        overflow-y: auto;
        padding: 15px;
        border-bottom: 1px solid #e0e0e0;
        flex-shrink: 0;
    }

    .channels-list {
        flex: 1;
        min-height: 150px;
    }

    .dm-list {
        max-height: 70%;
        background: #fafafa;
        flex-shrink: 0;
    }

    .users-list {
        padding: 15px;
        max-height: 40%;
        overflow-y: auto;
        background: #fafafa;
        flex-shrink: 0;
        font-size: 10px;
    }
    /* Стили для всплывающих подсказок каналов */
    .channel-tooltip {
        position: fixed;
        background: #4682B4;
        color: white;
        padding: 8px 14px;
        border-radius: 8px;
        font-size: 12px;
        max-width: 300px;
        word-wrap: break-word;
        z-index: 10000;
        pointer-events: none;
        box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        animation: tooltipFadeIn 0.15s ease;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    }

        .channel-tooltip.no-description {
            background: #5F9EA0;
        }

    @keyframes tooltipFadeIn {
        from {
            opacity: 0;
            transform: translateY(5px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    /* Кнопки прокрутки чата */
    .scroll-buttons {
        position: fixed;
        bottom: 100px;
        right: 5px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 1000;
    }

    .scroll-btn {
        width: 22px;
        height: 22px;
        border-radius: 50%;
        background: #007bff;
        color: white;
        border: none;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        transition: all 0.2s ease;
        box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        opacity: 0;
        visibility: hidden;
        transform: scale(0.8);
    }

        .scroll-btn.show {
            opacity: 0.8;
            visibility: visible;
            transform: scale(1);
        }

            .scroll-btn.show:hover {
                opacity: 1;
                transform: scale(1.1);
                background: #0056b3;
            }

        .scroll-btn i {
            pointer-events: none;
        }

    @media (max-width: 768px) {
        .scroll-buttons {
            bottom: 80px;
            right: 15px;
        }

        .scroll-btn {
            width: 40px;
            height: 40px;
            font-size: 16px;
        }
    }
    /* Стили для всплывающей панели пользователей реакций */
    .reaction-users-popup {
        animation: popupFadeIn 0.15s ease-out;
    }

        .reaction-users-popup::-webkit-scrollbar {
            width: 4px;
        }

        .reaction-users-popup::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 4px;
        }

        .reaction-users-popup::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 4px;
        }

            .reaction-users-popup::-webkit-scrollbar-thumb:hover {
                background: #a1a1a1;
            }

    @keyframes popupFadeIn {
        from {
            opacity: 0;
            transform: translateY(5px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .channel-item, .dm-item {
        transition: background-color 0.15s ease;
        cursor: pointer;
    }

        .channel-item:active, .dm-item:active {
            background-color: rgba(0, 0, 0, 0.05);
        }

    .loading-messages {
        opacity: 0.7;
        transition: opacity 0.2s;
    }

    .section-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 12px;
        flex-wrap: wrap;
    }

    .create-channel-btn, .create-dm-btn {
        background: none;
        border: none;
        color: #007bff;
        cursor: pointer;
        font-size: clamp(0.7rem, 3vw, 0.875rem);
        padding: 4px 8px;
        border-radius: 4px;
    }

    .channel-item, .dm-item {
        padding: 5px 15px;
        cursor: pointer;
        border-radius: 8px;
        margin-bottom: 1px;
        transition: all 0.2s;
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
        word-break: break-word;
    }

        .channel-item:hover, .dm-item:hover {
            background: #f0f2f5;
        }

        .channel-item.active, .dm-item.active {
            background: #e3f2fd;
            border-left: 3px solid #007bff;
        }

    .channel-info, .dm-info {
        flex: 1;
    }

    .channel-name, .dm-name {
        font-weight: 500;
        display: flex;
        align-items: center;
        gap: 8px;
        position: relative;
        flex-wrap: wrap;
        font-size: clamp(0.8rem, 3.5vw, 0.9rem);
    }

    .channel-description, .dm-preview {
        font-size: clamp(0.6rem, 2.5vw, 0.7rem);
        color: #6c757d;
        margin-top: 3px;
        margin-left: 24px;
        word-break: break-word;
    }

    .channel-actions, .dm-actions {
        display: none;
        gap: 5px;
    }

    .channel-item:hover .channel-actions, .dm-item:hover .dm-actions {
        display: flex;
    }

    @media (max-width: 768px) {
        .channel-actions, .dm-actions {
            display: flex;
        }
    }

    .action-btn {
        background: none;
        border: none;
        padding: 4px 8px;
        cursor: pointer;
        border-radius: 4px;
        font-size: 12px;
        transition: all 0.2s;
    }

        .action-btn:hover {
            background: rgba(0,0,0,0.1);
        }

    .delete-btn {
        color: #dc3545;
    }

        .delete-btn:hover {
            background: #dc3545;
            color: white;
        }

    .user-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1px;
        margin-bottom: 1px;
        border-radius: 8px;
        transition: background 0.2s;
    }

        .user-item:hover {
            background: #f0f2f5;
        }

    .user-info {
        display: flex;
        align-items: center;
        flex: 1;
        cursor: pointer;
        font-size: 8px;
    }

    .user-status {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        margin-right: 10px;
        transition: all 0.2s;
    }

    .status-online {
        background: #4caf50;
        box-shadow: 0 0 0 2px #fff;
        animation: pulse 2s infinite;
    }

    .status-away {
        background: #ff9800;
        box-shadow: 0 0 0 2px #fff;
    }

    .status-offline {
        background: #9e9e9e;
    }

    .status-text-small {
        font-size: 10px;
        color: #6c757d;
        margin-top: 2px;
    }

    @keyframes pulse {
        0% {
            box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.4);
        }

        70% {
            box-shadow: 0 0 0 6px rgba(76, 175, 80, 0);
        }

        100% {
            box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
        }
    }

    .chat-user-btn {
        background: none;
        border: none;
        color: #28a745;
        cursor: pointer;
        padding: 4px 8px;
        border-radius: 4px;
        font-size: 12px;
        opacity: 0;
        transition: opacity 0.2s;
    }

    .user-item:hover .chat-user-btn {
        opacity: 1;
    }

    @media (max-width: 768px) {
        .chat-user-btn {
            opacity: 0.7;
        }
    }

    .chat-user-btn:hover {
        background: #28a745;
        color: white;
    }

    .chat-header {
        background: white;
        padding: clamp(10px, 3vw, 15px) clamp(15px, 4vw, 25px);
        border-bottom: 1px solid #e0e0e0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        flex-shrink: 0;
    }

    .channel-info h5 {
        margin: 0;
        font-weight: 600;
        font-size: clamp(1rem, 4.5vw, 1.25rem);
    }

    .reaction-panel {
        position: fixed;
        background: white;
        border-radius: 30px;
        padding: 8px 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        display: flex;
        gap: 8px;
        z-index: 1000;
        flex-wrap: wrap;
        max-width: 90vw;
        animation: fadeInUp 0.2s ease;
    }

    .reaction-option {
        font-size: clamp(20px, 6vw, 24px);
        cursor: pointer;
        padding: 4px 8px;
        border-radius: 30px;
        transition: all 0.2s;
        background: #f0f2f5;
    }

        .reaction-option:hover {
            transform: scale(1.2);
            background: #e0e0e0;
        }

    .reaction-more-btn {
        background: #f0f2f5;
        font-weight: bold;
        color: #555;
    }

        .reaction-more-btn:hover {
            background: #e0e0e0;
        }

    .reaction-panel.full-reaction-picker {
        width: 300px;
        max-height: 300px;
        overflow-y: auto;
        border-radius: 16px;
        padding: 12px;
        display: block;
    }

    .full-reaction-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
        gap: 8px;
        justify-items: center;
    }

    .full-emoji-item {
        font-size: 24px;
        cursor: pointer;
        padding: 6px;
        border-radius: 8px;
        transition: transform 0.1s, background 0.2s;
        user-select: none;
    }

        .full-emoji-item:hover {
            background: #f0f2f5;
            transform: scale(1.2);
        }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(10px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .unread-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 20px;
        height: 20px;
        background: #ff4444;
        color: white;
        font-size: 11px;
        font-weight: bold;
        border-radius: 20px;
        padding: 0 6px;
        margin-left: 8px;
    }

    .emoji-picker-container {
        position: fixed;
        bottom: 80px;
        right: 10px;
        z-index: 1000;
        display: none;
        background: white;
        border-radius: 16px;
        box-shadow: 0 5px 25px rgba(0,0,0,0.2);
        width: min(350px, 90vw);
        max-height: 400px;
        overflow-y: auto;
    }

    .emoji-categories {
        display: flex;
        gap: 5px;
        padding: 10px;
        border-bottom: 1px solid #e0e0e0;
        background: white;
        position: sticky;
        top: 0;
        flex-wrap: wrap;
    }

    .emoji-category {
        padding: 4px 2px;
        cursor: pointer;
        border-radius: 13px;
        font-size: 18px;
        background: none;
        border: none;
    }

        .emoji-category:hover, .emoji-category.active {
            background: #f0f2f5;
        }

    .emoji-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
        gap: 8px;
        padding: 12px;
    }

    .emoji-item {
        font-size: clamp(20px, 6vw, 24px);
        cursor: pointer;
        text-align: center;
        padding: 6px;
        border-radius: 8px;
    }

        .emoji-item:hover {
            background: #f0f2f5;
            transform: scale(1.1);
        }

    .input-area {
        background: white;
        padding: clamp(10px, 3vw, 15px) clamp(10px, 4vw, 25px);
        border-top: 1px solid #e0e0e0;
        position: relative;
        flex-shrink: 0;
    }

    .input-wrapper {
        background: #f0f2f5;
        border-radius: 24px;
        padding: 8px 15px;
        display: flex;
        align-items: flex-end;
        gap: 8px;
    }

        .input-wrapper textarea {
            flex: 1;
            border: none;
            background: transparent;
            resize: none;
            font-size: clamp(13px, 4vw, 14px);
            line-height: 1.4;
            min-height: 36px;
            max-height: 120px;
            outline: none;
            font-family: inherit;
            overflow-y: auto;
            padding: 8px 0;
        }

    .input-actions {
        display: flex;
        gap: 4px;
        align-items: center;
        flex-shrink: 0;
    }

    .input-btn {
        background: none;
        border: none;
        padding: 8px;
        cursor: pointer;
        border-radius: 50%;
        color: #6c757d;
        transition: all 0.2s;
        font-size: clamp(14px, 4vw, 16px);
    }

        .input-btn:hover {
            background: rgba(0,0,0,0.05);
            transform: scale(1.05);
        }

    .send-btn {
        background: #007bff;
        color: white;
    }

        .send-btn:hover {
            background: #0056b3;
            color: white;
        }

    .notification {
        position: fixed;
        top: 20px;
        right: 20px;
        left: auto;
        z-index: 9999;
        animation: slideInRight 0.3s ease;
        min-width: min(300px, 90vw);
        max-width: 90vw;
    }

    .status-notification {
        position: fixed;
        bottom: 80px;
        right: 20px;
        left: auto;
        z-index: 9999;
        animation: slideInRight 0.3s ease;
        min-width: 250px;
        max-width: 90vw;
        background: white;
        border-radius: 12px;
        padding: 12px 16px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        display: flex;
        align-items: center;
        gap: 12px;
    }

        .status-notification i {
            font-size: 20px;
        }

        .status-notification.success i {
            color: #28a745;
        }

        .status-notification.info i {
            color: #17a2b8;
        }

        .status-notification.warning i {
            color: #ffc107;
        }

    .paste-preview {
        position: fixed;
        bottom: 100px;
        right: 10px;
        left: auto;
        background: white;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        padding: 12px;
        max-width: min(300px, 90vw);
        z-index: 1000;
    }

        .paste-preview .preview-content {
            position: relative;
        }

        .paste-preview img, .paste-preview video {
            max-width: 100%;
            max-height: 200px;
            border-radius: 8px;
            object-fit: contain;
        }

    .preview-actions {
        position: absolute;
        bottom: 160px;
        right: 8px;
        display: flex;
        gap: 8px;
    }



    .btn-send, .btn-cancel {
        padding: 6px 12px;
        border-radius: 20px;
        cursor: pointer;
        font-size: 12px;
        border: none;
        font-weight: 500;
        transition: all 0.2s;
    }

    .btn-send {
        background: #007bff;
        color: white;
    }

        .btn-send:hover {
            background: #0056b3;
            transform: scale(1.02);
        }

    .btn-cancel {
        background: #dc3545;
        color: white;
    }

        .btn-cancel:hover {
            background: #c82333;
            transform: scale(1.02);
        }

    .typing-indicator {
        padding: clamp(5px, 2vw, 10px) clamp(15px, 4vw, 25px);
        font-size: clamp(11px, 3vw, 12px);
        color: #6c757d;
        display: none;
    }

    .upload-progress {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        background: white;
        padding: 8px 16px;
        border-radius: 20px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        display: none;
        z-index: 1000;
        white-space: nowrap;
        font-size: clamp(12px, 3.5vw, 14px);
    }

    .notification-settings {
        padding: 10px 15px;
        border-top: 1px solid #e0e0e0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: #f8f9fa;
        flex-wrap: wrap;
        gap: 8px;
        flex-shrink: 0;
    }

    .modal-image {
        max-height: 80vh;
        max-width: 100%;
        object-fit: contain;
    }

    .emoji-suggestion {
        position: fixed;
        background: white;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        padding: 8px;
        display: none;
        z-index: 1000;
        max-width: 300px;
    }

    .emoji-suggestion-item {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 6px 10px;
        cursor: pointer;
        border-radius: 8px;
        transition: background 0.2s;
    }

        .emoji-suggestion-item:hover {
            background: #f0f2f5;
        }

    .connection-status {
        bottom: 20px;
        right: 20px;
        background: rgba(0,0,0,0.8);
        color: white;
        padding: 8px 8px;
        border-radius: 20px;
        font-size: 12px;
        z-index: 1000;
        display: flex;
        align-items: center;
        gap: 8px;
        pointer-events: none;
        transition: opacity 0.3s ease;
        opacity: 1;
    }

        .connection-status.online {
            background: rgba(76, 175, 80, 0.9);
        }

        .connection-status.offline {
            background: rgba(244, 67, 54, 0.9);
            opacity: 1 !important;
        }

        .connection-status.fade-out {
            opacity: 0;
            transition: opacity 0.5s ease;
        }

        .connection-status i {
            font-size: 12px;
        }

    .reply-preview {
        background: #f0f2f5;
        border-left: 3px solid #007bff;
        border-radius: 12px;
        padding: 10px 12px;
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 0.85rem;
        animation: slideDown 0.2s ease;
    }

    .message-own .reply-preview {
        border-left-color: #25D366;
    }

    .reply-preview-content {
        display: flex;
        align-items: center;
        gap: 10px;
        flex: 1;
        min-width: 0;
    }

        .reply-preview-content i {
            font-size: 14px;
            flex-shrink: 0;
        }

    .reply-info {
        flex: 1;
        min-width: 0;
    }

    .reply-to-name {
        font-weight: 600;
        color: #007bff;
        font-size: 0.8rem;
        display: block;
        margin-bottom: 2px;
    }

    .message-own .reply-to-name {
        color: #25D366;
    }

    .reply-text {
        color: #6c757d;
        font-size: 0.75rem;
        display: block;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .message-reply-highlight {
        animation: replyHighlight 0.5s ease;
        background: rgba(0, 123, 255, 0.1) !important;
        border-radius: 12px;
    }

    .message-own.message-reply-highlight {
        background: rgba(37, 211, 102, 0.15) !important;
    }

    @keyframes replyHighlight {
        0% {
            background: rgba(0, 123, 255, 0.3);
            transform: scale(1.02);
        }

        100% {
            background: rgba(0, 123, 255, 0.1);
            transform: scale(1);
        }
    }

    .cancel-reply-btn {
        background: none;
        border: none;
        color: #dc3545;
        cursor: pointer;
        padding: 5px 8px;
        border-radius: 20px;
        transition: all 0.2s;
        font-size: 12px;
        flex-shrink: 0;
    }

        .cancel-reply-btn:hover {
            background: rgba(220, 53, 69, 0.1);
            transform: scale(1.05);
        }

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

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @media (min-width: 769px) {
        .menu-toggle {
            display: none;
        }

        .sidebar-overlay {
            display: none !important;
        }
    }

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

        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    ::-webkit-scrollbar {
        width: 4px;
    }

    ::-webkit-scrollbar-track {
        background: #f1f1f1;
    }

    ::-webkit-scrollbar-thumb {
        background: #c1c1c1;
        border-radius: 2px;
    }

    .image-modal-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.9);
        z-index: 10000;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
    }

    .image-modal-content {
        max-width: 90vw;
        max-height: 90vh;
        text-align: center;
    }

        .image-modal-content img {
            max-width: 100%;
            max-height: 90vh;
            object-fit: contain;
            border-radius: 8px;
            box-shadow: 0 0 20px rgba(0,0,0,0.5);
        }

        .image-modal-content video {
            max-width: 100%;
            max-height: 90vh;
            object-fit: contain;
            border-radius: 8px;
            background: #000;
        }

    .close-modal-btn {
        position: absolute;
        top: 20px;
        right: 30px;
        color: white;
        font-size: 40px;
        font-weight: bold;
        cursor: pointer;
        z-index: 10001;
        background: none;
        border: none;
    }

    .load-more-indicator {
        transition: all 0.3s ease;
        user-select: none;
    }

        .load-more-indicator:hover {
            background-color: #e0e0e0 !important;
            transform: translateY(-2px);
        }

    .message-file {
        position: relative;
        max-width: 100%;
    }

    @keyframes shimmer {
        0% {
            background-position: 200% 0;
        }

        100% {
            background-position: -200% 0;
        }
    }

    @keyframes slideUp {
        from {
            opacity: 0;
            transform: translateX(-50%) translateY(20px);
        }

        to {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }
    }
    /* Мигающее свечение поля ввода при активном AI режиме */
    .input-wrapper.ai-mode-active textarea {
        animation: aiPulse 1s infinite;
        box-shadow: 0 0 0 2px #007bff, 0 0 0 4px rgba(0,123,255,0.4);
        border-radius: 24px;
    }

    @keyframes aiPulse {
        0% {
            box-shadow: 0 0 0 2px #007bff, 0 0 0 4px rgba(0,123,255,0.2);
        }

        50% {
            box-shadow: 0 0 0 2px #007bff, 0 0 0 8px rgba(0,123,255,0.6);
        }

        100% {
            box-shadow: 0 0 0 2px #007bff, 0 0 0 4px rgba(0,123,255,0.2);
        }
    }

    .ai-cancel-btn {
        background: #dc3545;
        color: white;
        border-radius: 50%;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.2s;
    }

        .ai-cancel-btn:hover {
            background: #c82333;
            transform: scale(1.05);
        }

    .users-list .user-item .user-info {
        font-size: 10px;
    }
}

/* ============ СТИЛИ ДЛЯ СТРАНИЦЫ ЛОГИНА ============ */
body.page-login {
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

    body.page-login .login-card {
        background: white;
        border-radius: 20px;
        box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        padding: 40px;
        width: 100%;
        max-width: 420px;
        margin: 20px;
    }

    body.page-login .btn-primary {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border: none;
        padding: 12px;
        font-weight: 600;
        transition: transform 0.2s, box-shadow 0.2s;
    }

        body.page-login .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            background: linear-gradient(135deg, #5a67d8 0%, #6b46a0 100%);
        }

/* ============ СТИЛИ ДЛЯ СТРАНИЦЫ РЕГИСТРАЦИИ ============ */
body.page-register {
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

    body.page-register .register-card {
        background: white;
        border-radius: 20px;
        box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        padding: 40px;
        width: 100%;
        max-width: 480px;
        margin: 20px;
    }

    body.page-register .btn-primary {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border: none;
        padding: 12px;
        font-weight: 600;
        transition: transform 0.2s, box-shadow 0.2s;
    }

        body.page-register .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            background: linear-gradient(135deg, #5a67d8 0%, #6b46a0 100%);
        }

        body.page-register .btn-primary:disabled {
            opacity: 0.6;
            transform: none;
        }

    body.page-register .password-strength {
        margin-top: 8px;
    }

    body.page-register .strength-bar {
        height: 4px;
        border-radius: 2px;
        margin-top: 8px;
        transition: all 0.3s ease;
        background: #e0e0e0;
    }

    body.page-register .strength-weak {
        background: #dc3545;
        width: 33%;
    }

    body.page-register .strength-medium {
        background: #ffc107;
        width: 66%;
    }

    body.page-register .strength-strong {
        background: #28a745;
        width: 100%;
    }

    body.page-register .requirement-list {
        font-size: 12px;
        color: #6c757d;
        margin-top: 8px;
        padding-left: 0;
        list-style: none;
    }

        body.page-register .requirement-list li {
            margin-bottom: 6px;
        }

            body.page-register .requirement-list li.valid {
                color: #28a745;
            }

            body.page-register .requirement-list li.invalid {
                color: #dc3545;
            }

        body.page-register .requirement-list i {
            width: 18px;
            margin-right: 6px;
        }

    body.page-register .password-hint {
        background: #f8f9fa;
        border-radius: 12px;
        padding: 15px;
        margin-top: 15px;
        font-size: 12px;
    }

        body.page-register .password-hint h6 {
            font-size: 12px;
            margin-bottom: 10px;
            font-weight: 600;
        }

    body.page-register .warning-hint {
        background: #fff3cd;
        border-left: 3px solid #ffc107;
        padding: 8px 12px;
        margin-top: 10px;
        border-radius: 8px;
        font-size: 12px;
        color: #856404;
    }

        body.page-register .warning-hint i {
            margin-right: 6px;
        }

        body.page-register .warning-hint.danger {
            background: #f8d7da;
            border-left-color: #dc3545;
            color: #721c24;
        }

/* ============ СТИЛИ ДЛЯ СТРАНИЦЫ НАСТРОЕК ============ */
body.page-settings {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: #f0f2f5;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        min-height: 100vh;
    }

    .settings-container {
        max-width: 800px;
        margin: 0 auto;
        padding: 20px;
    }

    .settings-header {
        background: white;
        border-radius: 16px;
        padding: 20px;
        margin-bottom: 20px;
        box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        display: flex;
        align-items: center;
        gap: 15px;
        cursor: pointer;
        transition: background 0.2s;
    }

        .settings-header:hover {
            background: #f8f9fa;
        }

    .back-btn {
        background: none;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: #007bff;
        padding: 8px;
        border-radius: 50%;
        transition: background 0.2s;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
    }

        .back-btn:hover {
            background: #f0f2f5;
        }

    .channel-icon {
        width: 60px;
        height: 60px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 28px;
        color: white;
        flex-shrink: 0;
    }

    .channel-title {
        flex: 1;
    }

        .channel-title h2 {
            margin: 0;
            font-size: 1.5rem;
            font-weight: 600;
        }

        .channel-title p {
            margin: 5px 0 0;
            color: #6c757d;
            font-size: 0.85rem;
        }

    .settings-section {
        background: white;
        border-radius: 16px;
        margin-bottom: 20px;
        overflow: hidden;
        box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    }

    .section-header {
        padding: 16px 20px;
        border-bottom: 1px solid #e9ecef;
        font-weight: 600;
        font-size: 1rem;
        background: #fafbfc;
    }

        .section-header i {
            margin-right: 8px;
            color: #007bff;
        }

    .setting-item {
        padding: 16px 20px;
        border-bottom: 1px solid #e9ecef;
        display: flex;
        align-items: center;
        justify-content: space-between;
        cursor: pointer;
        transition: background 0.2s;
    }

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

        .setting-item:hover {
            background: #f8f9fa;
        }

    .setting-info {
        flex: 1;
    }

    .setting-label {
        font-weight: 500;
        margin-bottom: 4px;
    }

    .setting-desc {
        font-size: 0.75rem;
        color: #6c757d;
    }

    .setting-value {
        color: #6c757d;
        font-size: 0.85rem;
        margin-right: 12px;
        max-width: 200px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .setting-arrow {
        color: #adb5bd;
        font-size: 14px;
    }

    .danger-item {
        color: #dc3545;
    }

        .danger-item .setting-arrow {
            color: #dc3545;
        }

        .danger-item:hover {
            background: #fff5f5;
        }

    .modal-content {
        border-radius: 20px;
        border: none;
    }

    .modal-header {
        border-bottom: none;
        padding: 20px 24px 0 24px;
    }

    .modal-body {
        padding: 20px 24px;
    }

    .modal-footer {
        border-top: none;
        padding: 0 24px 24px 24px;
    }

    .form-control {
        border-radius: 12px;
        padding: 12px 16px;
        border: 1px solid #e0e0e0;
        font-size: 1rem;
    }

        .form-control:focus {
            border-color: #007bff;
            box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
        }

    textarea.form-control {
        resize: none;
    }

    .btn-primary {
        background: #007bff;
        border: none;
        border-radius: 12px;
        padding: 12px;
        font-weight: 500;
    }

        .btn-primary:hover {
            background: #0056b3;
        }

    .btn-danger {
        border-radius: 12px;
        padding: 12px;
    }

    .btn-secondary {
        border-radius: 12px;
        padding: 12px;
    }

    .notification-toast {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        background: rgba(0,0,0,0.9);
        color: white;
        padding: 12px 24px;
        border-radius: 30px;
        font-size: 14px;
        z-index: 2000;
        animation: slideUp 0.3s ease;
    }

    @keyframes slideUp {
        from {
            opacity: 0;
            transform: translateX(-50%) translateY(20px);
        }

        to {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }
    }

    .info-row {
        padding: 12px 0;
        border-bottom: 1px solid #e9ecef;
    }

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

    .info-label {
        font-size: 0.8rem;
        color: #6c757d;
        margin-bottom: 4px;
    }

    .info-value {
        font-weight: 500;
        word-break: break-all;
    }

    .member-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 0;
        border-bottom: 1px solid #e9ecef;
    }

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

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

    .member-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: bold;
        font-size: 16px;
    }

    .member-name {
        font-weight: 500;
    }

    .member-status {
        font-size: 0.75rem;
        color: #6c757d;
    }

    .status-dot {
        display: inline-block;
        width: 8px;
        height: 8px;
        border-radius: 50%;
        margin-right: 6px;
    }

    .status-online-dot {
        background: #4caf50;
    }

    .status-offline-dot {
        background: #9e9e9e;
    }

    .badge-creator {
        background: #ffc107;
        color: #856404;
        font-size: 0.7rem;
        padding: 2px 8px;
        border-radius: 12px;
    }

    @media (max-width: 768px) {
        .settings-container {
            padding: 12px;
        }

        .settings-header {
            padding: 15px;
        }

        .channel-icon {
            width: 50px;
            height: 50px;
            font-size: 24px;
        }

        .channel-title h2 {
            font-size: 1.25rem;
        }

        .setting-value {
            max-width: 120px;
        }
    }
}

/* ============ СТИЛИ ДЛЯ СТРАНИЦЫ УПРАВЛЕНИЯ ПОЛЬЗОВАТЕЛЯМИ ============ */
body.page-user-management {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: #f0f2f5;
        padding: 20px;
    }

    .container {
        max-width: 1200px;
    }

    .user-card {
        background: white;
        border-radius: 10px;
        padding: 20px;
        margin-bottom: 20px;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        transition: transform 0.2s;
    }

        .user-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }

    .status-badge {
        display: inline-block;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        margin-right: 5px;
    }

    .status-online {
        background: #4caf50;
    }

    .status-offline {
        background: #9e9e9e;
    }

    .avatar {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: bold;
        font-size: 20px;
    }
}

.reaction-option,
.full-emoji-item,
.emoji-item,
.emoji-category {
    font-size: 28px !important;
}

.reaction-badge .reaction-emoji {
    font-size: 28px !important;
}