diff --git a/clock.js b/clock.js
index ab85ef8..9276151 100644
--- a/clock.js
+++ b/clock.js
@@ -1,90 +1,101 @@
-// Minimal CoBiE analog clock logic
-const COBIE_EPOCH = 0;
-const COBIE_UNITS = {
-  second: 1,
-  xenocycle: 0x10,
-  quantic: 0x100,
-  chronon: 0x1000,
-  eonstrip: 0x10000
-};
-function floorDiv(a,b){ return Math.trunc(a/b); }
-function getTAIOffsetAt(date){
-  const taiEpoch = new Date('1958-01-01T00:00:00Z');
-  if(date < taiEpoch) return 0;
-  const leapSeconds=[
-    {date:'1972-01-01T00:00:00Z',offset:10},
-    {date:'1972-07-01T00:00:00Z',offset:11},
-    {date:'1973-01-01T00:00:00Z',offset:12},
-    {date:'1974-01-01T00:00:00Z',offset:13},
-    {date:'1975-01-01T00:00:00Z',offset:14},
-    {date:'1976-01-01T00:00:00Z',offset:15},
-    {date:'1977-01-01T00:00:00Z',offset:16},
-    {date:'1978-01-01T00:00:00Z',offset:17},
-    {date:'1979-01-01T00:00:00Z',offset:18},
-    {date:'1980-01-01T00:00:00Z',offset:19},
-    {date:'1981-07-01T00:00:00Z',offset:20},
-    {date:'1982-07-01T00:00:00Z',offset:21},
-    {date:'1983-07-01T00:00:00Z',offset:22},
-    {date:'1985-07-01T00:00:00Z',offset:23},
-    {date:'1988-01-01T00:00:00Z',offset:24},
-    {date:'1990-01-01T00:00:00Z',offset:25},
-    {date:'1991-01-01T00:00:00Z',offset:26},
-    {date:'1992-07-01T00:00:00Z',offset:27},
-    {date:'1993-07-01T00:00:00Z',offset:28},
-    {date:'1994-07-01T00:00:00Z',offset:29},
-    {date:'1996-01-01T00:00:00Z',offset:30},
-    {date:'1997-07-01T00:00:00Z',offset:31},
-    {date:'1999-01-01T00:00:00Z',offset:32},
-    {date:'2006-01-01T00:00:00Z',offset:33},
-    {date:'2009-01-01T00:00:00Z',offset:34},
-    {date:'2012-07-01T00:00:00Z',offset:35},
-    {date:'2015-07-01T00:00:00Z',offset:36},
-    {date:'2017-01-01T00:00:00Z',offset:37}
-  ];
-  for(let i=0;i<leapSeconds.length;i++){
-    const d=new Date(leapSeconds[i].date);
-    if(date<d) return i===0?10:leapSeconds[i-1].offset;
+// Minimal CoBiE analog clock logic wrapped in its own scope to
+// avoid clashes with variables from other scripts on the page.
+(function () {
+  const COBIE_EPOCH = 0;
+  const COBIE_UNITS = {
+    second: 1,
+    xenocycle: 0x10,
+    quantic: 0x100,
+    chronon: 0x1000,
+    eonstrip: 0x10000,
+  };
+
+  function floorDiv(a, b) {
+    return Math.trunc(a / b);
   }
-  return 37;
-}
-function toCobiets(date){
-  const utcSec=floorDiv(date.getTime(),1000);
-  const taiSec=utcSec+getTAIOffsetAt(date);
-  return taiSec-COBIE_EPOCH;
-}
-function placeMarkers(){
-  const clock=document.getElementById('clock');
-  const radius=clock.offsetWidth/2-20;
-  for(let i=0;i<16;i++){
-    const angle=i/16*2*Math.PI;
-    const x=radius*Math.sin(angle);
-    const y=-radius*Math.cos(angle);
-    const m=document.createElement('div');
-    m.className='marker';
-    m.textContent=i.toString(16).toUpperCase();
-    m.style.left=`${clock.offsetWidth/2+x}px`;
-    m.style.top=`${clock.offsetHeight/2+y}px`;
-    clock.appendChild(m);
+
+  function getTAIOffsetAt(date) {
+    const taiEpoch = new Date('1958-01-01T00:00:00Z');
+    if (date < taiEpoch) return 0;
+    const leapSeconds = [
+      { date: '1972-01-01T00:00:00Z', offset: 10 },
+      { date: '1972-07-01T00:00:00Z', offset: 11 },
+      { date: '1973-01-01T00:00:00Z', offset: 12 },
+      { date: '1974-01-01T00:00:00Z', offset: 13 },
+      { date: '1975-01-01T00:00:00Z', offset: 14 },
+      { date: '1976-01-01T00:00:00Z', offset: 15 },
+      { date: '1977-01-01T00:00:00Z', offset: 16 },
+      { date: '1978-01-01T00:00:00Z', offset: 17 },
+      { date: '1979-01-01T00:00:00Z', offset: 18 },
+      { date: '1980-01-01T00:00:00Z', offset: 19 },
+      { date: '1981-07-01T00:00:00Z', offset: 20 },
+      { date: '1982-07-01T00:00:00Z', offset: 21 },
+      { date: '1983-07-01T00:00:00Z', offset: 22 },
+      { date: '1985-07-01T00:00:00Z', offset: 23 },
+      { date: '1988-01-01T00:00:00Z', offset: 24 },
+      { date: '1990-01-01T00:00:00Z', offset: 25 },
+      { date: '1991-01-01T00:00:00Z', offset: 26 },
+      { date: '1992-07-01T00:00:00Z', offset: 27 },
+      { date: '1993-07-01T00:00:00Z', offset: 28 },
+      { date: '1994-07-01T00:00:00Z', offset: 29 },
+      { date: '1996-01-01T00:00:00Z', offset: 30 },
+      { date: '1997-07-01T00:00:00Z', offset: 31 },
+      { date: '1999-01-01T00:00:00Z', offset: 32 },
+      { date: '2006-01-01T00:00:00Z', offset: 33 },
+      { date: '2009-01-01T00:00:00Z', offset: 34 },
+      { date: '2012-07-01T00:00:00Z', offset: 35 },
+      { date: '2015-07-01T00:00:00Z', offset: 36 },
+      { date: '2017-01-01T00:00:00Z', offset: 37 },
+    ];
+    for (let i = 0; i < leapSeconds.length; i++) {
+      const d = new Date(leapSeconds[i].date);
+      if (date < d) return i === 0 ? 10 : leapSeconds[i - 1].offset;
+    }
+    return 37;
   }
-}
-function updateClock(){
-  const now=new Date();
-  const cob=toCobiets(now);
-  const xf=(cob%COBIE_UNITS.quantic)/COBIE_UNITS.quantic;
-  const qf=(cob%COBIE_UNITS.chronon)/COBIE_UNITS.chronon;
-  const cf=(cob%COBIE_UNITS.eonstrip)/COBIE_UNITS.eonstrip;
-  document.getElementById('handXeno').style.transform=`rotate(${xf*360}deg)`;
-  document.getElementById('handQuantic').style.transform=`rotate(${qf*360}deg)`;
-  document.getElementById('handChronon').style.transform=`rotate(${cf*360}deg)`;
-}
-window.addEventListener('load',()=>{
-  placeMarkers();
-  updateClock();
-  setInterval(updateClock,1000);
-  const clk=document.getElementById('clock');
-  if(clk){
-    clk.addEventListener('click',()=>{
-      document.body.classList.toggle('fullscreen-clock');
-    });
+
+  function toCobiets(date) {
+    const utcSec = floorDiv(date.getTime(), 1000);
+    const taiSec = utcSec + getTAIOffsetAt(date);
+    return taiSec - COBIE_EPOCH;
   }
-});
+
+  function placeMarkers() {
+    const clock = document.getElementById('clock');
+    const radius = clock.offsetWidth / 2 - 20;
+    for (let i = 0; i < 16; i++) {
+      const angle = (i / 16) * 2 * Math.PI;
+      const x = radius * Math.sin(angle);
+      const y = -radius * Math.cos(angle);
+      const m = document.createElement('div');
+      m.className = 'marker';
+      m.textContent = i.toString(16).toUpperCase();
+      m.style.left = `${clock.offsetWidth / 2 + x}px`;
+      m.style.top = `${clock.offsetHeight / 2 + y}px`;
+      clock.appendChild(m);
+    }
+  }
+
+  function updateClock() {
+    const now = new Date();
+    const cob = toCobiets(now);
+    const xf = (cob % COBIE_UNITS.quantic) / COBIE_UNITS.quantic;
+    const qf = (cob % COBIE_UNITS.chronon) / COBIE_UNITS.chronon;
+    const cf = (cob % COBIE_UNITS.eonstrip) / COBIE_UNITS.eonstrip;
+    document.getElementById('handXeno').style.transform = `rotate(${xf * 360}deg)`;
+    document.getElementById('handQuantic').style.transform = `rotate(${qf * 360}deg)`;
+    document.getElementById('handChronon').style.transform = `rotate(${cf * 360}deg)`;
+  }
+
+  window.addEventListener('load', () => {
+    placeMarkers();
+    updateClock();
+    setInterval(updateClock, 1000);
+    const clk = document.getElementById('clock');
+    if (clk) {
+      clk.addEventListener('click', () => {
+        document.body.classList.toggle('fullscreen-clock');
+      });
+    }
+  });
+})();