:root{
  --bg:#ffffff;
  --card:#ffffff;
  --accent:#06b6d4;
  --muted:#4a5568;
  --glass: rgba(0,0,0,0.05);
}

*{box-sizing:border-box}
html,body{
  font-family:Inter,ui-sans-serif,system-ui;
  color:#1a202c;
}

.wrap{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}

.card{
  width:min(720px,96%);
  background:var(--card);
  border-radius:16px;
  padding:28px;
  box-shadow:0 4px 20px rgba(0,0,0,0.12);
  border:1px solid #e2e8f0;
}

header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}

h1{
  font-size:20px;
  margin:0;
  color:#1a202c;
}

.sub{
  color:var(--muted);
  font-size:13px;
}

.countdown{
  display:flex;
  gap:20px;
  align-items:center;
}

.time{
  font-size:48px;
  font-weight:600;
}

.label{
  font-size:13px;
  color:var(--muted);
}

.progress-wrap{flex:1}

.progress-outer{
  height:18px;
  background:var(--glass);
  border-radius:999px;
  overflow:hidden;
  border:1px solid rgba(0,0,0,0.08);
}

.progress-inner{
  height:100%;
  width:0%;
  background:linear-gradient(90deg,var(--accent),#60a5fa);
  transition:width 200ms linear;
}

.progress-meta{
  display:flex;
  justify-content:space-between;
  margin-top:8px;
}

button{
  background:#f7fafc;
  border:1px solid #e2e8f0;
  padding:8px 12px;
  border-radius:10px;
  cursor:pointer;
}
#toggleFormat {
  display: none !important;
}