Mobile pass: 8 fixes per MOBILE-FIX.md (single-row 55px header, 560px-scroll charts w/ bigger SVG fonts + swipe hint, content-height chips sheet w/ scrim, 44px touch targets, year table 13px/-2 cols/fade/sticky Age, vision manifest-race fix, honest share fallback, theme-color+type bumps); before/after audits + geo-check evidence

tests/ui.smoke.js

@@ -33,13 +33,14 @@ global.document = {
   querySelectorAll: () => [],
   addEventListener() { },
   createElement: (t) => makeEl('el-' + t),
+  getElementById: (id) => registry[id] || (registry[id] = makeEl(id)), // shim ext: app.js scrim/panel sync (Fix 3)
 };
 const store = {};
 global.localStorage = { getItem: k => store[k] || null, setItem: (k, v) => { store[k] = String(v); }, removeItem: k => { delete store[k]; } };
 global.location = { hash: '', pathname: '/index.html', origin: 'http://x' };
 global.history = { replaceState() { } };
 Object.defineProperty(global, 'navigator', { value: {}, configurable: true });
-global.window = { scrollTo() { }, print() { } };
+global.window = { scrollTo() { }, print() { }, prompt() { } }; // prompt stub: Fix 7 share fallback
 global.confirm = () => true;
 global.fetch = () => Promise.resolve({ ok: true, json: () => Promise.resolve({}) });