diff --git a/public/themes/dist_static/static/js/about.js b/public/themes/dist_static/static/js/about.js
index 70c70a6..60e5d58 100644
--- a/public/themes/dist_static/static/js/about.js
+++ b/public/themes/dist_static/static/js/about.js
@@ -71,7 +71,7 @@ function initHonorsToggle() {
 	btn.addEventListener("click", () => {
 		const expanded = list.classList.toggle("is-expanded");
 		btn.classList.toggle("is-expanded", expanded);
-		btn.querySelector("span").textContent = expanded ? "收起" : "展开更多";
+		btn.querySelector("span").textContent = expanded ? t("about.collapse") : t("about.expand_more");
 	});
 }
 $(function() {
diff --git a/public/themes/dist_static/static/js/announce.js b/public/themes/dist_static/static/js/announce.js
index 9351ca0..721cca9 100644
--- a/public/themes/dist_static/static/js/announce.js
+++ b/public/themes/dist_static/static/js/announce.js
@@ -31,7 +31,7 @@ function initFilterDropdown() {
 		const $dropdown = $item.closest("[data-filter-dropdown]");
 		const $btn = $dropdown.prev("[data-filter-trigger]");
 		if ($item.is("[data-filter-clear]")) {
-			$btn.find("span").text("按产品筛选");
+			$btn.find("span").text(t("filter.by_product"));
 			$btn.removeClass("is-selected");
 			$dropdown.find(".is-active").removeClass("is-active");
 			$item.addClass("is-active");
diff --git a/public/themes/dist_static/static/js/category.js b/public/themes/dist_static/static/js/category.js
index ce4872c..12108bb 100644
--- a/public/themes/dist_static/static/js/category.js
+++ b/public/themes/dist_static/static/js/category.js
@@ -83,7 +83,7 @@ function updateBreadcrumb(state) {
 	const name = getCategoryName(state.categoryId);
 	const breadcrumb = document.querySelector("[data-breadcrumb-current]");
 	if (breadcrumb && name) breadcrumb.textContent = name;
-	if (name) document.title = `${name} - 睿能科技`;
+	if (name) document.title = `${name} - ${t("brand.short")}`;
 }
 function updateView(state) {
 	updateSidebar(state);
diff --git a/public/themes/dist_static/static/js/search.js b/public/themes/dist_static/static/js/search.js
index b32dcbc..9ab8958 100644
--- a/public/themes/dist_static/static/js/search.js
+++ b/public/themes/dist_static/static/js/search.js
@@ -31,7 +31,7 @@ function initVideoModal() {
 	const openModal = (src, title) => {
 		if (!src) return;
 		lastFocus = document.activeElement;
-		titleEl.textContent = title || "视频播放";
+		titleEl.textContent = title || t("video.play");
 		if (video.getAttribute("src") !== src) video.src = src;
 		modal.hidden = false;
 		document.body.style.overflow = "hidden";
@@ -52,8 +52,8 @@ function initVideoModal() {
 		card.addEventListener("click", () => {
 			const title =
 				card.closest(".sr-item")?.querySelector(".sr-item__title")?.textContent?.trim() ||
-				card.getAttribute("aria-label")?.replace(/^播放[：:]/, "").trim() ||
-				"视频播放";
+				card.getAttribute("aria-label")?.replace(/^(播放|Play)\s*[：:]\s*/i, "").trim() ||
+				t("video.play");
 			openModal(card.getAttribute("data-video-src") || "", title);
 		});
 	});
diff --git a/public/themes/dist_static/static/js/video.js b/public/themes/dist_static/static/js/video.js
index 29312a4..866a544 100644
--- a/public/themes/dist_static/static/js/video.js
+++ b/public/themes/dist_static/static/js/video.js
@@ -21,7 +21,7 @@ function initVideoModal() {
 	let lastFocus = null;
 	const openModal = (src, title) => {
 		lastFocus = document.activeElement;
-		titleEl.textContent = title || "视频播放";
+		titleEl.textContent = title || t("video.play");
 		if (video.getAttribute("src") !== src) video.src = src;
 		modal.hidden = false;
 		document.body.style.overflow = "hidden";
@@ -40,7 +40,7 @@ function initVideoModal() {
 	};
 	document.querySelectorAll(".v-card").forEach((card) => {
 		card.addEventListener("click", () => {
-			openModal(card.getAttribute("data-video-src") || defaultSrc, card.querySelector(".v-card__title")?.textContent?.trim() || "视频播放");
+			openModal(card.getAttribute("data-video-src") || defaultSrc, card.querySelector(".v-card__title")?.textContent?.trim() || t("video.play"));
 		});
 	});
 	modal.querySelectorAll("[data-v-modal-close]").forEach((el) => {
@@ -72,7 +72,7 @@ function initFilterDropdown() {
 		const $dropdown = $item.closest("[data-filter-dropdown]");
 		const $btn = $dropdown.prev("[data-filter-trigger]");
 		if ($item.is("[data-filter-clear]")) {
-			$btn.find("span").text("按产品筛选");
+			$btn.find("span").text(t("filter.by_product"));
 			$btn.removeClass("is-selected");
 			$dropdown.find(".is-active").removeClass("is-active");
 			$item.addClass("is-active");