/* Zvýraznění ikonky kalendáře – větší velikost + modrý filtr */
input[type="date"]::-webkit-calendar-picker-indicator {
  width: 32px;
  height: 32px;
  cursor: pointer;
  filter: brightness(0) saturate(100%) invert(24%) sepia(96%) saturate(748%) hue-rotate(180deg) brightness(105%) contrast(95%);
  transition: transform 0.2s ease, filter 0.2s ease;
}
input[type="date"]::-webkit-calendar-picker-indicator:hover {
  transform: scale(1.15);
  filter: brightness(0) saturate(100%) invert(24%) sepia(96%) saturate(748%) hue-rotate(180deg) brightness(120%) contrast(100%);
}

/* Firefox fallback */
input[type="date"]::-moz-focus-inner {
  border: 0;
}