#chat-container {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-40%);
    width: 50%;
    /* min-width: 600px; */
    background-color: #eee;
    z-index: 1000;
    max-height: 75%;
    transition: all var(--local-transition-long) ease;
    display: flex;
    flex-direction: column;
    border-radius: 10px 10px 0 0;
    /* margin-left: 200px; */
}

#chat-container.collapsed {
    max-height: 40px;
    overflow: hidden;
}

#chat-header {
    background-color: var(--highlight-color);
    color: #fff;
    padding: 10px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 10px 10px 0 0;
}

#chat-header h3 {
    margin: 0;
    font-size: 16px;
}

#sound-toggle-btn {
    background: transparent;
    border: none;
    color: white;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#sound-toggle-btn:hover {
    color: rgba(255, 255, 255, 0.8);
}

#sound-toggle-btn:focus {
    outline: none;
    box-shadow: none;
}

#chat-toggle-icon {
    transition: transform var(--local-transition-long) ease;
}

#chat-container.collapsed #chat-toggle-icon {
    transform: rotate(180deg);
}

#chat-content {
    overflow: hidden;
    padding: 10px 0;
}

/* Główny kontener z zawartością czatu */
.container-fluid.d-flex {
    height: 400px;
}

/* Kontener z wiadomościami */
.messages-container { 
    flex: 3; 
    display: flex;
    flex-direction: column;
}

/* Kontener z użytkownikami */
.users-container { 
    flex: 1; 
    margin-left: 10px;
    display: flex;
    flex-direction: column;
}
.users-container h3 {
    margin: 0;
    padding: 10px;
    background-color: #6c7041;
    color: #eee;
    border-radius: 10px 10px 0 0;
    font-size: medium;
}

#online-users {
    flex: 1;
    overflow-y: auto;
    border: 1px solid #ccc;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 0 0 10px 10px;
    background-color: var(--card-bg);
}
#online-users p {
    text-align: left;
    text-indent: 0;
    font-size: smaller;
}

.user-item {
    padding: 5px;
    font-size: smaller;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--local-transition-long), color var(--local-transition-long);
}
.user-item:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: 5px;
}

#messages, .private-messages { 
    flex: 1;
    overflow-y: auto; 
    border: 1px solid #ccc; 
    padding: 10px; 
    margin-bottom: 10px; 
    border-radius: 10px;
    background-color: var(--card-bg);
}

.chat-tab-content {
    display: none;
    height: 100%;
    flex-direction: column;
}
.chat-tab-content.active { 
    display: flex;
}

.chat-tab { 
    padding: 8px 25px; 
    cursor: pointer; 
    border: 1px solid #ccc; 
    margin-right: 5px; 
    position: relative; 
    white-space: nowrap; 
    border-radius: 10px;
}

.chat-close-tab { 
    position: absolute; 
    top: 12px; 
    right: 5px; 
    font-size: 12px; 
    background: #888; 
    border-radius: 50%; 
    width: 16px; 
    height: 16px; 
    line-height: 16px; 
    text-align: center;
    display: none;
    transition: display var(--local-transition-long);
}
.chat-tab:hover .chat-close-tab { display: block; }

#message, .private-message-input { 
    max-width: 100%;
    min-width: 80%;
    padding: 5px;
    border-radius: 5px;
    border: 1px solid #aaa;
}

#send-chat-message-button, [id^="send-private-message-button-"] {
    padding: 5px 15px;
    border-radius: 5px;
    border: 1px solid #999;
}

.chat-tabs { display: flex; margin-bottom: 10px; overflow-x: auto; }
        
.chat-tab.active { background-color: var(--ls-primary-color); font-weight: bold; }

.chat-notification { position: relative; }
.chat-notification::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 8px;
    height: 8px;
    background-color: red;
    border-radius: 50%;
}

/* Animacja mrugania dla zakładki z nową wiadomością */
@keyframes tab-blink {
    0% { background-color: var(--ls-primary-color); }
    50% { background-color: #dc3545; }
    100% { background-color: var(--ls-primary-color); }
}

.chat-tab.notification {
    animation: tab-blink 1s infinite;
    font-weight: bold;
}

/* Zatrzymaj animację przy hover */
.chat-tab.notification:hover {
    animation: none;
    background-color: var(--ls-primary-color);
}

/* Style responsywne dla urządzeń mobilnych */
@media (max-width: 810px) and (min-width: 415px) {
    #chat-container {
        left: 0;
        transform: translateX(15%);
        width: 75%;
        border-radius: 10px 10px 0 0;
    }
    
    .chat-tabs {
        overflow-x: auto;
    }
    
    #chat-header h3 {
        font-size: 15px;
    }
    
    .users-container h3 {
        font-size: small;
    }
    
    #message, .private-message-input {
        min-width: 70%;
    }
}

@media (max-width: 414px) {
    #chat-container {
        left: 0;
        transform: none;
        width: 100%;
        max-height: 80%;
        border-radius: 0;
    }
    
    #chat-container.collapsed {
        max-height: 40px;
    }
    
    #chat-header h3 {
        font-size: 14px;
    }
    
    .container-fluid.d-flex {
        flex-direction: column;
        height: 350px;
    }
    
    .messages-container {
        flex: 2;
    }
    
    .users-container {
        flex: 1;
        margin-left: 0;
        margin-top: 10px;
    }
    
    #message, .private-message-input {
        width: 70%;
    }
    
    .chat-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
    }
    
    .chat-tab {
        padding: 6px 15px;
        font-size: 12px;
    }
    
    .chat-close-tab {
        top: 8px;
        width: 14px;
        height: 14px;
        line-height: 14px;
        font-size: 10px;
    }
    
    #messages, .private-messages {
        max-height: 200px;
    }
    
    #online-users {
        max-height: 100px;
    }
}