/* Scroll kolečko – modrý prstenec kolem ikony, bez šedého pozadí */
#tmScroll {
  position: fixed;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  width: 60px;
  height: 60px;
  border: 0;
  background: transparent;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
}

#tmScroll:focus-visible {
  outline: 2px solid #003366;
  outline-offset: 3px;
}

#tmScroll .tm-scroll__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

/* pozadí kruhu nezobrazujeme – žádná šedá */
#tmScroll .tm-scroll__ringBg {
  display: none;
}

#tmScroll .tm-scroll__ring {
  fill: none;
  stroke: #003366;          /* modrý prstenec */
  stroke-width: 5;
  stroke-linecap: round;
  transition: stroke-dashoffset .2s ease-out;
}

#tmScroll .tm-scroll__img {
  width: 40px;
  height: 40px;
  background: #fff;         /* bílý „pelet“ pod ikonou */
  border-radius: 50%;
  box-shadow: inset 0 0 5px rgba(0,0,0,.1);
  pointer-events: none;
  transition: transform .25s ease;
}

#tmScroll:hover .tm-scroll__img {
  transform: scale(1.06);
}

@media (max-width: 768px) {
  #tmScroll { display: none; }
}