/* =============================================
   Scroll To Top - Liam Vercceli
   ============================================= */

.lv-scrolltop {
  position: fixed;
  bottom: 30px;
  right: 26px;
  z-index: 9997;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #111;
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity 0.35s ease, transform 0.35s ease, background 0.2s ease, visibility 0.35s;
}

.lv-scrolltop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lv-scrolltop:hover {
  background: #e63946;
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(230,57,70,0.40);
}

/* Barra de progreso circular */
.lv-scrolltop svg {
  position: absolute;
  top: 0; left: 0;
  width: 46px; height: 46px;
  transform: rotate(-90deg);
}

.lv-scrolltop svg circle {
  fill: none;
  stroke: #e63946;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 132;
  stroke-dashoffset: 132;
  transition: stroke-dashoffset 0.1s linear;
}

.lv-scrolltop i {
  position: relative;
  z-index: 1;
  font-size: 16px;
  transition: transform 0.2s ease;
}

.lv-scrolltop:hover i {
  transform: translateY(-2px);
}

@media (max-width: 767px) {
  .lv-scrolltop { bottom: 20px; right: 16px; width: 42px; height: 42px; }
  .lv-scrolltop svg { width: 42px; height: 42px; }
}