The code below produces the graph below. I'd like to make the following changes to the graph, but am unable to figure out how to:

- Remove the gray grid lines
- Move the years on the x-label lower
- Add “Mandate” under the first red line and “Platform” under the second red line
- Shade the region between the first and the second red line a light gray and the region after the second red line a darker gray
Code:
*Code
set scheme s1color
su year, meanonly
local first = r(min)
local last = r(max)
forval y = `first'/`last' {
su mdate if year == `y', meanonly
local labelcall `labelcall' `r(mean)' "`y'"
local tickpos = r(max) + 0.5
if `y' < `last' local tickcall `tickcall' `tickpos'
}
mac li
scatter one mdate, ///
ytitle("Number of teleconsults") yscale(range(0 .)) ylabel(#6, labsize(small) ///
angle(horizontal) nogrid) ms(Oh) mc(black) xline(761 768) ///
xtick(`tickcall', tlength(*2)) ///
xla(`labelcall', noticks labsize(small)) ///
xtitle("Year" "", height(6)) graphregion(fcolor(white)) || lfit one mdate, legend(off) xli(`tickcall', lc(gs12))
*Data
input float(year month) long one byte(treatment1 treatment2) float mdate
2020 7 1585 0 0 726
2020 8 2460 0 0 727
2020 9 2778 0 0 728
2020 10 3284 0 0 729
2020 11 3280 0 0 730
2020 12 3262 0 0 731
2021 1 2688 0 0 732
2021 2 2849 0 0 733
2021 3 2806 0 0 734
2021 4 2517 0 0 735
2021 5 4012 0 0 736
2021 6 2665 0 0 737
2021 7 2556 0 0 738
2021 8 2618 0 0 739
2021 9 2693 0 0 740
2021 10 2247 0 0 741
2021 11 2028 0 0 742
2021 12 2217 0 0 743
2022 1 2233 0 0 744
2022 2 2224 0 0 745
2022 3 2326 0 0 746
2022 4 2052 0 0 747
2022 5 2059 0 0 748
2022 6 1656 0 0 749
2022 7 1574 0 0 750
2022 8 1386 0 0 751
2022 9 1361 0 0 752
2022 10 1071 0 0 753
2022 11 1154 0 0 754
2022 12 1109 0 0 755
2023 1 1076 0 0 756
2023 2 1264 0 0 757
2023 3 1174 0 0 758
2023 4 906 0 0 759
2023 5 968 0 0 760
2023 6 1012 1 0 761
2023 7 1097 1 0 762
2023 8 1517 1 0 763
2023 9 1249 1 0 764
2023 10 1098 1 0 765
2023 11 975 1 0 766
2023 12 1000 1 0 767
2024 1 1112 1 1 768
2024 2 1060 1 1 769
2024 3 945 1 1 770
2024 4 1017 1 1 771
2024 5 916 1 1 772
2024 6 1120 1 1 773

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