html { scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, sans-serif; }
::selection { background: #1d6dff; color: #fff; }

/* Subtle scroll-margin so anchor jumps clear sticky nav */
section[id] { scroll-margin-top: 4.5rem; }

/* Nicer focus ring */
*:focus-visible {
  outline: 2px solid #1d6dff;
  outline-offset: 2px;
  border-radius: 4px;
}

/* Hide arrows in numeric inputs cleanly */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }