.tf-knowledge-flow-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background:
        radial-gradient(circle at 90% 15%, rgba(255,122,0,0.24), transparent 26%),
        linear-gradient(135deg, var(--tf-blue), var(--tf-blue-2));
    color: #fff;
    border-radius: 24px;
    padding: 18px 20px;
    margin-bottom: 20px;
    overflow-x: auto;
    box-shadow: 0 16px 34px rgba(7,30,61,0.12);
}

.tf-knowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.tf-knowledge-card {
    border: 1px solid var(--tf-border);
    background: #FBFDFF;
    border-radius: 24px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 430px;
    box-shadow: 0 12px 26px rgba(7,30,61,0.04);
    transition: 0.18s ease;
}

.tf-knowledge-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 36px rgba(7,30,61,0.08);
}

.tf-knowledge-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.tf-knowledge-icon {
    width: 54px;
    height: 54px;
    border-radius: 18px;
    background: rgba(255,122,0,0.12);
    color: var(--tf-orange);
    display: grid;
    place-items: center;
    font-size: 23px;
}

.tf-knowledge-card h4 {
    color: var(--tf-blue);
    font-weight: 950;
    font-size: 18px;
    margin: 0 0 12px;
    line-height: 1.25;
}

.tf-knowledge-meta {
    display: flex;
    flex-direction: column;
    gap: 7px;
    color: var(--tf-muted);
    font-size: 13px;
    margin-bottom: 12px;
}

.tf-knowledge-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tf-knowledge-meta i {
    color: var(--tf-orange);
    width: 16px;
}

.tf-knowledge-type {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    width: fit-content;
    background: rgba(7,30,61,0.07);
    color: var(--tf-blue);
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 900;
    margin-bottom: 12px;
}

.tf-knowledge-type i {
    color: var(--tf-orange);
}

.tf-knowledge-card p {
    color: var(--tf-muted);
    font-size: 13px;
    line-height: 1.55;
    margin-bottom: 14px;
}

.tf-keywords {
    border: 1px dashed rgba(255,122,0,0.35);
    background: rgba(255,122,0,0.06);
    color: var(--tf-blue);
    border-radius: 16px;
    padding: 10px 12px;
    font-size: 12px;
    font-weight: 800;
    margin-top: auto;
    margin-bottom: 14px;
}

.tf-keywords i {
    color: var(--tf-orange);
    margin-right: 7px;
}

.tf-knowledge-actions {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
    padding-top: 14px;
    border-top: 1px solid var(--tf-border);
}

.tf-table-btn.rag:hover {
    background: rgba(124,58,237,0.12);
    color: #7C3AED;
}

.tf-json-result {
    border: 1px solid var(--tf-border);
    border-radius: 22px;
    background: #F8FAFC;
    min-height: 160px;
    padding: 16px;
}

.tf-json-box {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
    color: #D1E7FF;
    background: #071E3D;
    border-radius: 18px;
    padding: 18px;
    font-size: 13px;
    max-height: 460px;
    overflow: auto;
}

@media (max-width: 1250px) {
    .tf-knowledge-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .tf-knowledge-grid {
        grid-template-columns: 1fr;
    }
}