feat: replace native titles with global vue tooltips

src/composables/useTooltip.js

@@ -0,0 +1,34 @@
+import { reactive } from 'vue'
+
+export const tooltipState = reactive({
+  isVisible: false,
+  text: '',
+  targetRect: null
+})
+
+export function showTooltip(el, text) {
+  if (!text) return;
+
+  if (!el.hasAttribute('aria-label')) {
+    el.setAttribute('aria-label', text);
+  }
+
+  const rect = el.getBoundingClientRect();
+  tooltipState.targetRect = {
+    top: rect.top,
+    left: rect.left,
+    width: rect.width,
+    bottom: rect.bottom
+  };
+  tooltipState.text = text;
+  tooltipState.isVisible = true;
+}
+
+// Hide tooltip on any scroll event to avoid floating detached tooltips
+if (typeof window !== 'undefined') {
+  window.addEventListener('scroll', hideTooltip, { passive: true, capture: true })
+}
+
+export function hideTooltip() {
+  tooltipState.isVisible = false;
+}