.ccb-box{box-sizing:border-box;border-radius:8px;overflow:hidden;margin:16px 0!important;border:1px solid #e5e7eb;background:#fff;width:100%}.ccb-box .ccb-header{background:linear-gradient(180deg,#1f2937,#111827);color:#fff;padding:10px 14px;display:flex;justify-content:space-between;align-items:center}.ccb-box .ccb-header span{font-size:13px;font-weight:600;letter-spacing:.4px;text-transform:uppercase}.ccb-box .ccb-copy-btn{background:#2563eb;border:none;color:#fff;padding:5px 14px;border-radius:6px;font-size:12px;cursor:pointer}.ccb-box pre{margin:0!important;padding:14px 16px;background:#f9fafb;overflow-x:auto;font-size:14px;line-height:1.6}.ccb-box:first-child,.ccb-box:last-child{margin-top:16px!important;margin-bottom:16px!important}