/**
 * Userhub Text Effects (text-effects.css)
 * ----------------------------------------
 * Modular text animations for headlines, paragraphs, and interactive content.
 * Works with scroll observer logic to apply .in-view for triggering effects.
 * Includes accessibility-friendly fallbacks.
 */

/* Fade in each word (optional span-based use only) */
.text-fade-words span {
  display: inline;
  opacity: 0;
  transform: translateY(0.2em);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.text-fade-words.in-view span {
  opacity: 1;
  transform: translateY(0);
}

/* Fade in full paragraph or line */
.text-fade-line {
  opacity: 0;
  transform: translateY(1em);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.text-fade-line.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Clip reveal (CSS only, for single-line hero text or sections) */
.text-clip-reveal {
  overflow: hidden;
  position: relative;
  display: inline-block;
  z-index: 1;
}
.text-clip-reveal::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 100%;
  width: 100%;
  background: #fff;
  transform: translateX(0%);
  transition: transform 1s ease;
  z-index: 2;
}
.text-clip-reveal.in-view::after {
  transform: translateX(100%);
}

/* Slide up on scroll */
.text-slide-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.text-slide-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Pulse / attention-grabbing text */
.text-pulse {
  animation: pulse 1.5s ease-in-out infinite;
  will-change: transform, opacity;
  transform-origin: center;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.03); }
}

/* Underline that animates in from left */
.text-underline-in {
  position: relative;
  overflow: hidden;
}
.text-underline-in::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  height: 2px;
  width: 0%;
  background: #9c2c17;
  transition: width 0.6s ease;
}
.text-underline-in.in-view::after {
  width: 100%;
}

/* Accessibility: Disable animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  .text-slide-up,
  .text-fade-line,
  .text-underline-in::after,
  .text-fade-words span,
  .text-clip-reveal::after {
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

/* === Attention Link Animations === */

@keyframes gentle-pulse {
  0% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(-2px); opacity: 0.9; }
  100% { transform: translateY(0); opacity: 1; }
}

.attention-pulse {
  animation: gentle-pulse 0.8s ease-out 2;
}

.btn-link.attention-underline {
  position: relative;
  overflow: hidden;
}

.btn-link.attention-underline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 100%;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.btn-link.attention-underline.in-view::after {
  transform: scaleX(1);
}

/* Optional decorative underline effect for text links. */
.uh-link-underline-effect {
    font-family: 'Rubik', sans-serif;
    font-weight: var(--tds-weight-semibold);
    color: var(--tds-text-main);
    text-decoration: none;
    position: relative;
    padding-bottom: 4px;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s ease;
}

.uh-link-underline-effect::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--tds-brand-strong);
    transform: scaleX(0.15); /* GPU-accelerated short brand signal */
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.uh-link-underline-effect:hover {
    color: var(--tds-brand-strong);
}

.uh-link-underline-effect:hover::after {
    transform: scaleX(1); /* Full expansion on hover */
}

.uh-action-link.uh-link-underline-effect,
.uh-action-link.uh-link-underline-effect:hover,
.uh-action-link.uh-link-underline-effect:focus {
	text-decoration: none;
}