:root {
    --primary-color: #8A2BE2;
    --secondary-color: #6c757d;
    --light-gray: #f8f9fa;
    --user-msg-bg: #e9ecef;
    --admin-msg-bg: #e0c6f5;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
}

#mlc-chat-icon {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 9999;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

#mlc-chat-window {
    position: fixed;
    bottom: 90px;
    left: 20px;
    width: 320px;
    height: 450px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    z-index: 10000;
    display: flex;
    flex-direction: column;
}

.mlc-chat-header {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 15px;
    font-weight: bold;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mlc-close-btn {
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    opacity: 0.8;
}
.mlc-close-btn:hover { opacity: 1; }

.mlc-chat-body {
    flex-grow: 1;
    padding: 10px;
    overflow-y: auto;
    background-color: var(--light-gray);
}

#mlc-messages-container, #mlc-admin-messages { display: flex; flex-direction: column; }

.mlc-chat-footer {
    padding: 10px;
    border-top: 1px solid #ddd;
    background-color: #fff;
}

#mlc-user-name, #mlc-message-content {
    width: 100%;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-bottom: 5px;
    box-sizing: border-box;
}

#mlc-send-btn {
    width: 100%;
    padding: 10px;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    margin-bottom: 5px;
}
#mlc-send-btn:hover { background-color: #5a6268; }

#mlc-end-chat-btn {
    width: 100%;
    padding: 8px;
    background-color: var(--danger-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9em;
}
#mlc-end-chat-btn:hover { background-color: #c82333; }


.mlc-message {
    padding: 8px 12px;
    border-radius: 18px;
    margin-bottom: 10px;
    max-width: 85%;
    word-wrap: break-word;
    line-height: 1.4;
}
.mlc-message strong {
    display: block;
    font-size: 0.8em;
    margin-bottom: 2px;
    color: var(--primary-color);
}
.mlc-message.user {
    background-color: var(--user-msg-bg);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}
.mlc-message.admin {
    background-color: var(--admin-msg-bg);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}
.mlc-message.admin strong { color: #555; }

/* Admin Panel */
#mlc-admin-container { display: flex; margin-top: 20px; height: 70vh; }
#mlc-sessions-list { width: 30%; border: 1px solid #ccc; margin-right: 20px; background: #fff; display: flex; flex-direction: column; }
#mlc-sessions-list h2 { margin: 0; padding: 15px; font-size: 16px; background: #f1f1f1; border-bottom: 1px solid #ccc; }
#mlc-sessions-ul { margin: 0; padding: 0; list-style: none; overflow-y: auto; flex-grow: 1; }
#mlc-sessions-ul li { padding: 15px; border-bottom: 1px solid #eee; cursor: pointer; }
#mlc-sessions-ul li:hover { background: #f9f9f9; }
#mlc-sessions-ul li.active { background: var(--admin-msg-bg); font-weight: bold; }
#mlc-admin-chat-area { width: 70%; border: 1px solid #ccc; display: flex; flex-direction: column; }
#mlc-admin-chat-header { background-color: #f1f1f1; padding: 15px; font-weight: bold; border-bottom: 1px solid #ccc; display: flex; justify-content: space-between; align-items: center; }
#mlc-admin-messages { flex-grow: 1; padding: 15px; overflow-y: auto; background: var(--light-gray); }
#mlc-admin-reply-area { padding: 15px; border-top: 1px solid #ccc; background: #fff; }
#mlc-admin-reply-area textarea { width: 100%; min-height: 80px; margin-bottom: 10px; }

/* Nowe przyciski w panelu admina */
#mlc-admin-chat-controls {
    display: flex;
    gap: 10px;
}
.mlc-admin-btn {
    padding: 5px 10px;
    border: none;
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
}
#mlc-admin-close-chat-btn { background-color: var(--warning-color); color: #212529; }
#mlc-admin-close-chat-btn:hover { background-color: #e0a800; }
#mlc-admin-delete-chat-btn { background-color: var(--danger-color); }
#mlc-admin-delete-chat-btn:hover { background-color: #c82333; }