/* Эффекты только для карточек выбора на главной. */
.service-stack .service-card {
  overflow: visible;
  --card-scale: 0.96;
  --card-lift: 0px;
  --card-glow-radius: 26px;
  --card-glow-radius-hover: 36px;
  transform: translateY(var(--card-lift)) scale(var(--card-scale));
  transform-origin: center;
  transition:
    transform 360ms cubic-bezier(0.22, 1, 0.36, 1),
    border-color 200ms ease,
    box-shadow 200ms ease;
}

.service-stack .service-card.is-active {
  --card-scale: 1;
  border-color: #c99cff;
  box-shadow:
    0 0 0 2px rgba(175, 117, 255, 0.7),
    0 12px 30px rgba(86, 25, 180, 0.22),
    inset 0 1px rgba(255, 255, 255, 0.22);
}

.service-stack .service-card::before,
.service-stack .service-card::after {
  position: absolute;
  inset: -2px;
  z-index: -1;
  border-radius: inherit;
  opacity: 0;
  pointer-events: none;
  content: "";
}

.service-stack .service-card::before {
  box-shadow:
    0 0 0 2px rgba(188, 139, 255, 0.8),
    0 0 var(--card-glow-radius) 5px rgba(137, 64, 235, 0.48);
  transition: opacity 200ms ease, box-shadow 200ms ease;
}

.service-stack .service-card.is-active::before {
  animation: service-card-glow-breathe 2.8s ease-in-out infinite;
}

.service-stack .service-card::after {
  border: 2px solid rgba(218, 184, 255, 0.95);
  box-shadow: 0 0 18px rgba(168, 98, 255, 0.65);
}

.service-stack .service-card.is-active.is-selection-flashing::after {
  animation: service-card-selection-wave 650ms ease-out;
}

.service-stack .service-card-button::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  background: radial-gradient(
    circle 200px at var(--card-pointer-x, 50%) var(--card-pointer-y, 45%),
    rgba(255, 255, 255, 0.24),
    rgba(226, 196, 255, 0.1) 40%,
    transparent 75%
  );
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
  content: "";
}

.service-stack .service-card.is-active:focus-within::before {
  box-shadow:
    0 0 0 2px rgba(220, 187, 255, 0.95),
    0 0 var(--card-glow-radius-hover) 6px rgba(137, 64, 235, 0.58);
}

.service-stack .service-card.is-active:focus-within .service-card-button::before {
  opacity: 1;
}

@media (hover: hover) and (pointer: fine) {
  .service-stack .service-card:hover {
    --card-lift: -2px;
  }

  .service-stack .service-card.is-active:hover::before {
    box-shadow:
      0 0 0 2px rgba(220, 187, 255, 0.95),
      0 0 var(--card-glow-radius-hover) 6px rgba(137, 64, 235, 0.58);
  }

  .service-stack .service-card.is-active.is-pointer-over .service-card-button::before {
    opacity: 1;
  }
}

@keyframes service-card-glow-breathe {
  0%, 100% {
    opacity: 0.42;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.012);
  }
}

@keyframes service-card-selection-wave {
  0% {
    opacity: 0.95;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(1.065);
  }
}

@media (max-width: 620px) {
  .service-stack .service-card {
    --card-glow-radius: 14px;
    --card-glow-radius-hover: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .service-stack .service-card.is-active::before {
    animation: none;
    opacity: 0.7;
    transform: none;
  }

  .service-stack .service-card.is-active.is-selection-flashing::after {
    animation: none;
  }

  .service-stack .service-card .service-card-button::before {
    display: none;
  }
}