body {
    font-family: 'Arial', sans-serif;
    background-color: #000;
    color: #FFD700;
    margin: 0;
    padding: 0;
}

.container {
    display: flex;
    width: 100%;
    max-width: 1200px;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: 250px;
    background-color: #111;
    padding: 20px;
    border-right: 1px solid #FFD700;
    overflow-y: auto;
}

.sidebar h2 {
    margin-top: 0;
    border-bottom: 1px solid #FFD700;
    padding-bottom: 10px;
}

.sidebar ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.sidebar ul li {
    margin-bottom: 10px;
}

.sidebar ul li a {
    color: #FFD700;
    text-decoration: none;
    display: block;
    padding: 5px;
    border-radius: 5px;
}

.sidebar ul li a:hover {
    background-color: #222;
}

.main {
    flex: 1;
    background-color: #111;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.category-info {
    margin-bottom: 20px;
    border-bottom: 1px solid #FFD700;
    padding-bottom: 15px;
}

.category-info h1 {
    margin: 0 0 10px 0;
}

.category-description {
    color: #AAA;
    margin: 0;
}

.message-form {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #FFD700;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message-form input[type="text"] {
    width: 100%;
    padding: 10px;
    background-color: #222;
    border: 1px solid #FFD700;
    color: #FFD700;
    border-radius: 5px;
}

.message-form textarea {
    width: 100%;
    height: 100px;
    padding: 10px;
    background-color: #222;
    border: 1px solid #FFD700;
    color: #FFD700;
    border-radius: 5px;
    resize: vertical;
}

.input-group {
    display: flex;
    width: 100%;
    gap: 10px;
}

.input-group textarea {
    flex: 1;
}

.input-group button {
    padding: 10px 15px;
    height: fit-content;
    background-color: #FFD700;
    color: #000;
    border: 1px solid #FFD700;
    cursor: pointer;
    border-radius: 5px;
    align-self: flex-end;
}

.input-group button:hover {
    background-color: #EEC900;
}

.active-button {
    background-color: #FFD700 !important;
    color: #000 !important;
    cursor: pointer !important;
}


/* Сообщения */
.message-container {
    margin: 0;
    padding: 10px;
    border-radius: 5px;
    max-width: 70%;
    word-wrap: break-word;
    animation: fadeIn 0.3s ease;
}

.my-message {
    background-color: #FFD700;
    color: #000;
    margin-left: auto;
    border: 1px solid #FFD700;
}

.other-message {
    background-color: #222;
    margin-right: auto;
    border: 1px solid #FFD700;
}

.message-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
    font-size: 0.9em;
}

.message-username {
    font-weight: bold;
}

.message-datetime {
    color: #666;
}

.my-message .message-datetime {
    color: #444;
}

.message-content {
    white-space: pre-wrap;
    word-break: break-word;
}

#messages {
    display: flex;
    flex-direction: column-reverse; /* Новые сообщения добавляются сверху */
    overflow-y: auto;
    flex-grow: 1;
    padding: 10px;
    gap: 10px;
    height: 60vh;
}

/* Форма сообщения */
.message-form {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #FFD700;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.input-group {
    display: flex;
    gap: 10px;
}

.input-group textarea {
    flex: 1;
    min-height: 80px;
    padding: 10px;
    background-color: #222;
    border: 1px solid #FFD700;
    color: #FFD700;
    border-radius: 5px;
    resize: vertical;
}

.input-group button {
    padding: 10px 20px;
    background-color: #FFD700;
    color: #000;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    align-self: flex-end;
}

.input-group button:disabled {
    background-color: #555;
    color: #888;
    cursor: not-allowed;
}



/* Сообщения */




@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}