/*
 * Innovando Tools - Frontend UI extras CSS.
 * Includes sticky button and numeric scroll progress indicator.
 */

/* === Start: Sticky button base === */
.ivdtools-sticky{
  position: fixed;
  left: 50%;
  bottom: calc(22px + env(safe-area-inset-bottom, 0px));
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--ivdtools-sticky-bg, #da291c);
  color: var(--ivdtools-sticky-text, #ffffff);
  border: 1px solid rgba(0,0,0,0.22);
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(0,0,0,0.14);
  opacity: 0;
  transform: translateX(-50%) translateY(18px) scale(0.98);
  overflow: hidden;
  isolation: isolate;
  transition: background-color 260ms ease, color 260ms ease, border-color 260ms ease, transform 420ms cubic-bezier(0.2, 0.9, 0.2, 1), opacity 420ms ease, box-shadow 420ms ease;
}

body.ivdtools-sticky--ready .ivdtools-sticky{
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}

.ivdtools-sticky::after{
  content: "";
  position: absolute;
  inset: -30%;
  background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,0.0) 35%, rgba(255,255,255,0.45) 50%, rgba(255,255,255,0.0) 65%, transparent 100%);
  transform: translateX(-140%) rotate(0.001deg);
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: soft-light;
  transition: transform 650ms cubic-bezier(0.2, 0.9, 0.2, 1), opacity 250ms ease;
}

.ivdtools-sticky:hover,
.ivdtools-sticky:focus-visible{
  transform: translateX(-50%) translateY(-2px) scale(1);
  box-shadow: 0 14px 34px rgba(0,0,0,0.18);
  outline: none;
  color: var(--ivdtools-sticky-text, #ffffff);
  text-decoration: none;
}

.ivdtools-sticky:hover::after,
.ivdtools-sticky:focus-visible::after{
  opacity: 1;
  transform: translateX(140%) rotate(0.001deg);
}

.ivdtools-sticky:active{
  transform: translateX(-50%) translateY(0) scale(0.99);
}

.ivdtools-sticky__icon{
  display: inline-flex;
  align-items: center;
}

.ivdtools-sticky__icon svg{
  width: 16px;
  height: 16px;
  display: block;
  fill: currentColor;
}

@media (max-width: 768px){
  .ivdtools-sticky{
    bottom: calc(14px + env(safe-area-inset-bottom, 0px));
    padding: 14px 18px;
    letter-spacing: 0.05em;
  }
}

@media (prefers-reduced-motion: reduce){
  .ivdtools-sticky{
    transition: none;
    transform: translateX(-50%);
    opacity: 1;
  }

  body.ivdtools-sticky--ready .ivdtools-sticky{
    transform: translateX(-50%);
  }

  .ivdtools-sticky::after{
    display: none;
  }
}
/* === End: Sticky button base === */

/* === Start: Scroll progress numeric indicator === */
.ivdtools-scroll-progress{
  position: fixed;
  right: calc(12px + env(safe-area-inset-right, 0px));
  top: var(--ivdtools-scroll-progress-top, 33%);
  z-index: 9998;
  min-width: 38px;
  padding: 4px 6px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--ivdtools-scroll-progress-color, #da291c);
  box-shadow: none;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  text-align: right;
  letter-spacing: 0.02em;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-50%) translateX(6px);
  transition: opacity 180ms ease, transform 180ms ease, color 180ms ease;
}

body.ivdtools-scroll-progress--ready .ivdtools-scroll-progress{
  opacity: 0.92;
  transform: translateY(-50%) translateX(0);
}

.ivdtools-scroll-progress__value{
  display: inline-block;
  min-width: 34px;
}

@media (max-width: 768px){
  .ivdtools-scroll-progress{
    right: calc(8px + env(safe-area-inset-right, 0px));
    top: var(--ivdtools-scroll-progress-top, 33%);
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce){
  .ivdtools-scroll-progress{
    transition: none;
    opacity: 0.92;
    transform: translateY(-50%);
  }

  body.ivdtools-scroll-progress--ready .ivdtools-scroll-progress{
    transform: translateY(-50%);
  }
}
/* === End: Scroll progress numeric indicator === */