/* Chat System Styles */
.chat-container {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    height: 400px;
    display: flex;
    flex-direction: column;
    margin-top: 2rem;
    overflow: hidden;
}

.chat-header {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 600;
    color: var(--primary-color);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.message {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
    line-height: 1.4;
    position: relative;
    word-wrap: break-word;
}

.message.sent {
    align-self: flex-end;
    background: var(--primary-color);
    color: #000;
    border-bottom-right-radius: 2px;
}

.message.received {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-bottom-left-radius: 2px;
}

.message-meta {
    font-size: 0.7rem;
    margin-top: 4px;
    opacity: 0.7;
    text-align: right;
}

.message-attachment {
    margin-top: 5px;
    display: block;
    max-width: 100%;
}

.message-attachment img {
    max-width: 150px;
    border-radius: 4px;
    cursor: pointer;
}

.file-attachment {
    background: rgba(0, 0, 0, 0.2);
    padding: 5px 10px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 5px;
    text-decoration: none;
    color: inherit;
    font-size: 0.85rem;
    margin-top: 5px;
}

.file-attachment:hover {
    background: rgba(0, 0, 0, 0.4);
}

.chat-input-area {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    gap: 10px;
    align-items: center;
}

.chat-input-area input[type="text"] {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 10px 20px;
    color: #fff;
}

.chat-input-area input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s;
    padding: 0 5px;
}

.icon-btn:hover {
    color: var(--primary-color);
}