/* Frontend styles for Scroll To Top (Progress) by Istiyak */

:root {
  --stti-color: #4E7661;
  --stti-radius: 50%;
  --stti-size: 40px;
}

#scroll-progress.stti-button {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: var(--stti-size);
  height: var(--stti-size);
  border-radius: var(--stti-radius);
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 9999;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s;
}

#scroll-progress.stti-button:hover {
  transform: scale(1.1);
}

#scroll-progress .stti-icon {
  position: absolute;
  font-size: calc((var(--stti-size) / 40) * 14px);
  color: var(--stti-color);
  font-weight: bold;
}

.progress-ring__circle {
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  stroke: var(--stti-color);
  stroke-dasharray: 113;
  stroke-dashoffset: 113;
  transition: stroke-dashoffset 0.25s linear;
}

/* Placement modifiers */
.stti-pos-right {
  right: 25px;
  left: auto;
}

.stti-pos-left {
  left: 25px;
  right: auto;
}