Hiding all Subgift button i could find

src/sites/twitch-twilight/modules/chat/viewer_card.jsx

@@ -18,10 +18,18 @@ export default class ViewerCards extends Module {
 		this.last_login = null;
 
 		this.settings.add('chat.viewer-cards.viewer-card-gift-subscribe-button', {
-			default: false,
+			requires: ['channel.hide-all-sub-gifting'],
+			default: null,
+			process(ctx, val) {
+				if ( val != null )
+					return val;
+
+				return ctx.get('channel.hide-all-sub-gifting')
+			},
 			ui: {
 				path: 'Chat > Viewer Cards >> Appearance',
 				title: 'Hide "Gift a Sub" button on viewer cards',
+				description: 'By default, this inherits its value from [Channel > Appearance > Hide all "Gift a Sub" button](~channel.hide-all-sub-gifting)\'',
 				component: 'setting-check-box'
 			},
 		});

src/sites/twitch-twilight/modules/css_tweaks/index.js

@@ -407,6 +407,16 @@ export default class CSSTweaks extends Module {
 			changed: val => this.toggle('hide-unfollow-button', val)
 		});
 
+		this.settings.add('channel.hide-all-sub-gifting', {
+			default: false,
+			ui: {
+				path: 'Channel > Appearance >> General',
+				title: 'Hide all "Gift a Sub" button.',
+				component: 'setting-check-box'
+			},
+			changed: val => this.toggle('hide-all-sub-gifting', val)
+		});
+
 		this.settings.add('channel.hide-live-indicator', {
 			requires: ['context.route.name'],
 			process(ctx, val) {
@@ -461,6 +471,7 @@ export default class CSSTweaks extends Module {
 		this.toggleHide('prime-offers', !this.settings.get('layout.prime-offers'));
 		this.toggleHide('top-discover', !this.settings.get('layout.discover'));
 		this.toggle('hide-unfollow-button', this.settings.get('channel.hide-unfollow'));
+		this.toggle('hide-all-sub-gifting', this.settings.get('channel.hide-all-sub-gifting'));
 
 		this.toggle('square-avatars', ! this.settings.get('channel.round-avatars'));
 		//this.toggleHide('not-live-bar', this.settings.get('channel.hide-not-live-bar'));

src/sites/twitch-twilight/modules/css_tweaks/styles/hide-all-sub-gifting.scss

@@ -0,0 +1,4 @@
+.support-panel > div:not(.scrollable-area) button:not(.tw-interactable):not(.tw-purchase-button),
+button[data-test-selector="gift-subscribe-button"] {
+	display: none !important;
+}