removing author and cleaning js / css

assets/scripts/ui/countdown.js

@@ -0,0 +1,38 @@
+// Simple, timezone-safe if you pass UTC (…Z) in the datetime
+document.addEventListener('DOMContentLoaded', () => {
+  const els = document.querySelectorAll('time.countdown');
+  if (!els.length) return;
+
+  const plural = (n, w) => `${n} ${w}${n === 1 ? '' : 's'}`;
+
+  const render = (el) => {
+    const raw = el.getAttribute('datetime');
+    const label = el.dataset.label || '';
+    const target = new Date(raw);           // Prefer ISO like 2025-12-31T00:00:00Z
+    if (isNaN(target)) { el.textContent = '—'; return; }
+
+    const now = new Date();
+    let diff = target - now;
+
+    if (diff <= 0) {
+      el.textContent = `${label ? label + ' ' : ''}today`;
+      el.classList.add('expired');
+      return;
+    }
+
+    const d = Math.floor(diff / 86400000);  diff -= d * 86400000;
+    const h = Math.floor(diff / 3600000);   diff -= h * 3600000;
+    const m = Math.floor(diff / 60000);     diff -= m * 60000;
+    const s = Math.floor(diff / 1000);
+
+    const pieces = [];
+    if (d) pieces.push(plural(d, 'day'));
+    pieces.push(`${h}h ${m}m ${s}s`);
+
+    el.textContent = `${label ? label + ' in : ' : ''}${pieces.join(' ')}`;
+  };
+
+  const tick = () => els.forEach(render);
+  tick();
+  setInterval(tick, 1000); // update every second
+});