diff --git a/app/javascript/styles/tangerineui/chingerine.scss b/app/javascript/styles/tangerineui/chingerine.scss
index 4779e52ad..4196aa25d 100644
--- a/app/javascript/styles/tangerineui/chingerine.scss
+++ b/app/javascript/styles/tangerineui/chingerine.scss
@@ -1,6 +1,6 @@
 /* Chinwag Meta */
 :root {
-  --version-tag: 'cw1';
+  --version-tag: 'cw999';
   --variant-name: 'Chinwag';
   --variant-emoji: '\1F986\00A0';
   --variant: var(--variant-emoji) var(--variant-name);
@@ -285,3 +285,198 @@ body {
 .app-body .navigation-bar .account__display-name {
   font-size: 15px;
 }
+
+/* Trial 4.5.x changes */
+.app-body .status:not(.compose-form .status) {
+  margin-left: 56px;
+  padding: 0 10px;
+  border-bottom: 0;
+}
+
+.app-body .status__info:not(.compose-form .status__info) {
+  height: 22px;
+  width: calc(100% + 56px);
+  gap: 2px;
+  margin-inline-start: -56px;
+  padding: 0;
+  margin-bottom: 0;
+  line-height: 0.625;
+  align-items: start;
+}
+
+.app-body .status__info:not(.compose-form .status__info) .status__display-name {
+  overflow: visible;
+  align-items: start;
+  max-height: 22px;
+}
+
+.app-body
+  .status__info:not(.compose-form .status__info)
+  .status__display-name
+  .display-name
+  bdi,
+.app-body
+  .status__info:not(.compose-form .status__info)
+  .status__display-name
+  .display-name__account {
+  vertical-align: top;
+}
+
+.app-body
+  .status__info:not(.compose-form .status__info)
+  .status__display-name
+  .display-name__account {
+  display: inline;
+  opacity: 0.6;
+}
+
+.app-body .status__relative-time:not(.compose-form .status__relative-time) {
+  height: 22px;
+  color: var(--color-content-fg);
+  display: flex;
+  position: absolute;
+  inset-inline-end: 20px;
+  z-index: 1;
+}
+
+.app-body .status__avatar:not(.compose-form .status__avatar) {
+  margin-bottom: -10px;
+  z-index: 2;
+  border-radius: 50%;
+  outline: 6px solid var(--color-post-bg);
+  background-color: var(--color-post-bg);
+  transition: outline 0.3s;
+}
+
+.app-body .status__quote:not(.compose-form .status__quote) {
+  margin-inline-start: 0;
+  border-radius: 10px;
+  border: 1px solid var(--color-lines);
+  transition: all 0.3s;
+}
+
+.app-body .status--is-quote:not(.compose-form .status--is-quote) {
+  margin-inline-start: 0;
+  padding: 0;
+  overflow: hidden;
+}
+
+.app-body .status--is-quote:not(.compose-form .status--is-quote) .status__info {
+  margin-inline-start: 0;
+  margin-block-end: 5px;
+}
+
+.app-body
+  .status--is-quote:not(.compose-form .status--is-quote)
+  .status__info
+  .status__display-name {
+  gap: 6px;
+}
+
+.app-body
+  .status--is-quote:not(.compose-form .status--is-quote)
+  .status__relative-time {
+  inset-inline-end: 10px;
+}
+
+/* Temporary Mastodon 4.5.0 fixes pending TangerineUI 2.5.0 release */
+.app-body .status--has-quote .status__content {
+  display: block;
+}
+
+.app-body .status__quote-author-button {
+  background: var(--color-accent-bg);
+  color: var(--color-accent);
+}
+
+.app-body .notification-ungrouped--quote .status--is-quote .status__avatar,
+.app-body .notification-ungrouped--quote .status--is-quote .account__avatar {
+  width: 16px !important;
+  height: 16px !important;
+}
+
+.app-body .notification-bar__action {
+  color: var(--color-accent);
+}
+
+.app-body .notification-bar__action:hover,
+.app-body .notification-bar__action:focus,
+.app-body .notification-bar__action:active {
+  background: var(--color-accent-bg);
+}
+
+.app-body .dialog-modal__header {
+  border-bottom-color: var(--color-lines);
+}
+
+.app-body .dialog-modal__content__description {
+  color: var(--color-content-fg);
+}
+
+.app-body .visibility-dropdown__button {
+  background: var(--color-accent-bg);
+  color: var(--color-content-fg);
+  border-color: var(--color-accent-lines);
+}
+
+.app-body .privacy-dropdown__dropdown,
+.app-body .language-dropdown__dropdown,
+.app-body .visibility-dropdown__dropdown {
+  background: var(--color-content-secondary-bg);
+  border-color: var(--color-content-secondary-separator);
+}
+
+.app-body .privacy-dropdown__option__content strong,
+.app-body .visibility-dropdown__option__content strong {
+  color: var(--color-content-fg-bold);
+}
+
+.app-body .privacy-dropdown__option__content,
+.app-body .visibility-dropdown__option__content {
+  color: var(--color-content-fg);
+}
+
+.app-body .privacy-dropdown__option:focus,
+.app-body .privacy-dropdown__option.active,
+.app-body .visibility-dropdown__option:focus,
+.app-body .visibility-dropdown__option.active {
+  background: var(--color-accent);
+  color: var(--color-accent-fg);
+}
+
+.app-body .privacy-dropdown__option:hover,
+.app-body .privacy-dropdown__option:active,
+.app-body .visibility-dropdown__option:hover,
+.app-body .visibility-dropdown__option:active {
+  background: var(--color-accent-focus);
+}
+
+.app-body .visibility-dropdown__option:is(:active, .active) .icon-globe {
+  background-image: var(--icon-globe-visibility-inv);
+}
+
+.app-body .visibility-dropdown__option:is(:active, .active) .icon-unlock {
+  background-image: var(--icon-unlock-inv);
+}
+
+.app-body .visibility-dropdown__option:is(:active, .active) .icon-lock {
+  background-image: var(--icon-lock-inv);
+}
+
+.app-body .visibility-dropdown__option:is(:active, .active) .icon-at {
+  background-image: var(--icon-at-inv);
+}
+
+.app-body .compose-form .status__quote {
+  margin-bottom: 8px;
+  border-color: var(--color-accent-lines);
+}
+
+.app-body .compose-form .status__wrapper {
+  padding: 0;
+}
+
+.app-body .notification-ungrouped .status:not(.status--is-quote) {
+  border: 0;
+  padding: 0;
+}