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

    body {
        font-family: 'Inter', sans-serif;
        overflow-x: hidden;
    }

    .font-jakarta {
        font-family: 'Plus Jakarta Sans', sans-serif;
    }

    ::-webkit-scrollbar {
        width: 6px;
        height: 6px;
    }

    ::-webkit-scrollbar-track {
        background: transparent;
    }

    ::-webkit-scrollbar-thumb {
        background: #4a4a5a;
        border-radius: 3px;
    }

    .light ::-webkit-scrollbar-thumb {
        background: #c0c0c0;
    }

    .sidebar-scroll::-webkit-scrollbar {
        width: 4px;
    }

    .sidebar-scroll::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 2px;
    }

    .sidebar {
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .sidebar-overlay {
        transition: opacity 0.3s ease;
    }

    .dropdown-enter {
        animation: dropdownIn 0.2s ease forwards;
    }

    @keyframes dropdownIn {
        from {
            opacity: 0;
            transform: translateY(-8px) scale(0.96);
        }

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

    .theme-transition,
    .theme-transition * {
        transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease !important;
    }

    .nav-item {
        transition: all 0.2s ease;
        position: relative;
    }

    .nav-item.active {
        background: rgba(139, 92, 246, 0.12);
    }

    .nav-item.active::before {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 60%;
        background: linear-gradient(to bottom, #8B5CF6, #06B6D4);
        border-radius: 0 3px 3px 0;
    }

    .light .nav-item.active {
        background: rgba(139, 92, 246, 0.08);
    }

    .notif-badge {
        position: absolute;
        top: -2px;
        right: -2px;
        width: 18px;
        height: 18px;
        background: #EF4444;
        border-radius: 50%;
        font-size: 10px;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        border: 2px solid;
    }

    .dark .notif-badge {
        border-color: #0f0f1a;
    }

    .light .notif-badge {
        border-color: #ffffff;
    }

    .pulse-dot {
        animation: pulse 2s infinite;
    }

    @keyframes pulse {

        0%,
        100% {
            opacity: 1;
        }

        50% {
            opacity: 0.5;
        }
    }

    @media (max-width: 640px) {

        .notif-panel,
        .messenger-panel,
        .profile-panel,
        .quick-panel,
        .search-panel,
        .export-panel {
            position: fixed !important;
            top: 70px !important;
            left: 12px !important;
            right: 12px !important;
            width: auto !important;
            max-width: calc(100vw - 24px) !important;
            z-index: 100 !important;
        }

        .profile-btn-img {
            min-width: 32px !important;
            flex-shrink: 0 !important;
        }
    }

    .modal-overlay {
        transition: opacity 0.3s ease;
    }

    .modal-content {
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    }

    .tab-btn {
        position: relative;
        transition: all 0.3s ease;
    }

    .tab-btn.active {
        color: #8B5CF6;
        font-weight: 600;
    }

    .tab-btn.active::after {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 0;
        width: 100%;
        height: 2px;
        background: #8B5CF6;
        border-radius: 2px 2px 0 0;
    }

    /* Chat bubbles */
    .chat-bubble-agent {
        background: #F3E8FF;
        border-bottom-right-radius: 4px;
    }

    .dark .chat-bubble-agent {
        background: rgba(139, 92, 246, 0.15);
        border: 1px solid rgba(139, 92, 246, 0.3);
    }

    .chat-bubble-user {
        background: #F3F4F6;
        border-bottom-left-radius: 4px;
    }

    .dark .chat-bubble-user {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }