.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255,255,255,0.6),
    transparent
  );
  transform: skewX(-25deg);
}

.btn-primary::before {
  animation: shine 2s infinite;
}

@keyframes shine {
  100% {
    left: 125%;
  }
}

.service-logo img {
  width: 150%;
  height: 150%;
  object-fit: contain;
}

.tv-screen {
  position: relative;
  overflow: hidden;
  background: black;
}

/* fundo borrado */
.tv-screen::before {
  content: "";
  position: absolute;
  inset: -20px;
  background-size: cover;
  background-position: center;
  filter: blur(30px);
  opacity: 0.6;
  animation: bgSlide 12s infinite;
  z-index: 0;
}

.tv-screen-content {
  position: relative;
  z-index: 0;
}

/* imagem principal */
.tv-slide {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: contain;
  z-index: 0;
  opacity: 0;
  animation: tvFade 12s infinite;
}

.slide-1 { animation-delay: 0s; }
.slide-2 { animation-delay: 4s; }
.slide-3 { animation-delay: 8s; }

@keyframes bgSlide {
  0%,33% {
    background-image: url("images/promocional/1.jpeg");
  }
  33%,66% {
    background-image: url("images/promocional/2.jpeg");
  }
  66%,100% {
    background-image: url("images/promocional/3.jpeg");
  }
}

@keyframes tvFade {
  0%   { opacity: 0; }
  8%   { opacity: 1; }
  30%  { opacity: 1; }
  38%  { opacity: 0; }
  100% { opacity: 0; }
}