.chat-notification-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    width: 320px;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10000;
    transform: translateY(150%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-left: 5px solid #28a745;
    cursor: pointer;
}

.chat-notification-toast.show {
    transform: translateY(0);
}

.chat-notification-avatar {
    width: 45px;
    height: 45px;
    background: #e9ecef;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #495057;
    flex-shrink: 0;
    font-size: 1.2rem;
}

.chat-notification-content {
    flex-grow: 1;
    overflow: hidden;
}

.chat-notification-sender {
    font-weight: 700;
    font-size: 0.95rem;
    color: #212529;
    margin-bottom: 2px;
    display: block;
}

.chat-notification-msg {
    font-size: 0.85rem;
    color: #6c757d;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.chat-notification-close {
    position: absolute;
    top: 10px;
    right: 10px;
    color: #adb5bd;
    cursor: pointer;
    font-size: 0.8rem;
    transition: color 0.2s;
}

.chat-notification-close:hover {
    color: #495057;
}