.kb-page .kb-title{margin:0 0 4px;font-size:22px;font-weight:700;letter-spacing:-.02em;color:#0f172a;line-height:1.3}.kb-page .kb-desc{margin:0;color:#64748b;font-size:14px;line-height:1.6}.kb-page .kb-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px}.kb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.kb-card.ant-card{border:1px solid #eef2f7;box-shadow:0 2px 8px #0f172a0f;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease}.kb-card.ant-card:hover{transform:translateY(-2px);border-color:#bfdbfe;box-shadow:0 12px 28px #0f172a14}.kb-card-new.ant-card{min-height:196px;border:1px dashed #cbd5e1;box-shadow:none;background:#f8fafc;cursor:pointer}.kb-card-new.ant-card:hover{border-color:#3b82f6;background:#eff6ff;transform:none;box-shadow:none}.kb-shell.ant-card{border:1px solid #eef2f7;box-shadow:0 2px 8px #0f172a0f}.kb-footer-bar.ant-card{position:sticky;bottom:0;z-index:2;margin-top:16px;border:1px solid #eef2f7;box-shadow:0 -8px 24px #0f172a0d}.kb-detail-tabs .ant-tabs-nav{margin-bottom:16px}.kb-detail-tabs .ant-tabs-content-holder{min-height:280px}.kb-choice-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}.kb-choice-row>button{flex:1 1 240px}.kb-hit{border:1px solid #eef2f7;border-radius:12px;padding:14px 16px;background:#f8fafc;margin-bottom:10px}.kb-hit:last-child{margin-bottom:0}.kb-hit-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px}.kb-hit-body{margin:0;white-space:pre-wrap;color:#334155;font-size:13px;line-height:1.65;max-height:140px;overflow:auto}