:root{
  --bg: #0b0f1a;
  --panel: #0f1629;
  --panel2: #0c1324;
  --text: #ffffff;
  --muted: rgba(255,255,255,.70);
  --accent: #4169e1; /* royal blue */
  --outline: rgba(65,105,225,.35);
}

*{ box-sizing: border-box; }
html, body { height: 100%; }

body{
  margin: 0;
  background: radial-gradient(1200px 600px at 50% -20%, rgba(65,105,225,.22), transparent 60%), var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

.top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 18px 22px 10px;
}

.clockBlock{ display:flex; flex-direction:column; gap: 2px; }
.clock{ font-size: 44px; font-weight: 700; letter-spacing: .5px; }
.date{ font-size: 18px; color: var(--muted); }

.hint{
  color: rgba(255,255,255,.55);
  font-size: 14px;
  text-align: right;
  max-width: 45%;
}

.grid{
  padding: 12px 18px 18px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.tile{
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-decoration:none;
  color: var(--text);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03)), var(--panel);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  min-height: 120px;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
  user-select:none;
  -webkit-tap-highlight-color: transparent;
}

.tile:active{
  transform: translateY(1px);
  border-color: var(--outline);
}

.tile .label{
  font-size: 22px;
  font-weight: 650;
}

.tile .sub{
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.tile.secondary{
  background: linear-gradient(180deg, rgba(65,105,225,.22), rgba(65,105,225,.06)), var(--panel2);
  border-color: var(--outline);
}

@media (max-width: 900px){
  .clock{ font-size: 38px; }
  .tile{ min-height: 105px; }
}