.italista-ai-support-box {
    max-width: 760px;
    border: 1px solid #d9d9df;
    border-radius: 14px;
    background: #fff;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.italista-ai-support-header {
    padding: 16px 18px;
    border-bottom: 1px solid #ececf1;
    background: #f8f8fb;
}
.italista-ai-support-messages {
    padding: 16px;
    min-height: 280px;
    max-height: 420px;
    overflow-y: auto;
    background: #fff;
}
.italista-ai-message {
    padding: 12px 14px;
    border-radius: 12px;
    margin-bottom: 12px;
    line-height: 1.5;
    white-space: pre-wrap;
}
.italista-ai-message-bot {
    background: #f3f4f8;
}
.italista-ai-message-user {
    background: #e9f3ff;
}
.italista-ai-support-form {
    padding: 16px;
    border-top: 1px solid #ececf1;
    background: #fafafd;
}
.italista-ai-support-input {
    width: 100%;
    min-height: 96px;
    border: 1px solid #d4d7dd;
    border-radius: 10px;
    padding: 12px;
    resize: vertical;
    margin-bottom: 12px;
    box-sizing: border-box;
}
.italista-ai-support-submit {
    border: 0;
    border-radius: 10px;
    padding: 12px 18px;
    cursor: pointer;
    background: #111827;
    color: #fff;
}