.stages {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1vw;
  padding-bottom: 1.4vw;
}

.stages__options {
  display: flex;
  flex-direction: column;
  gap: 1vw;
}

.stages__card {
  display: flex;
  flex-direction: column;
  gap: 1.1vw;
  padding: 1.7vw 1.6vw 1.5vw;
  border-radius: var(--radius-xl);
  background: var(--color-gray-3);
  cursor: pointer;
  transition: background-color var(--transition);
}

.stages__card:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
}

.stages__card.is-active {
  background: var(--color-blue);
}

.stages__card.is-active:focus-visible {
  outline-color: var(--color-white);
}

.stages__kicker,
.stages__title,
.stages__time,
.stages__item,
.stages__num {
  transition: color var(--transition);
}

.stages__card.is-active .stages__kicker,
.stages__card.is-active .stages__title,
.stages__card.is-active .stages__time,
.stages__card.is-active .stages__item,
.stages__card.is-active .stages__num {
  color: var(--color-white);
}

.stages__kicker {
  color: var(--color-blue);
  font-family: var(--font-display);
  font-size: 1.7vw;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.stages__title {
  font-family: var(--font-display);
  font-size: 2.15vw;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-dark-blue);
}

.stages__time {
  color: var(--color-dark-blue);
  font-size: 1.35vw;
}

.stages__list {
  display: flex;
  flex-direction: column;
  gap: 0.7vw;
}

.stages__item {
  display: grid;
  grid-template-columns: 2.1vw 1fr;
  gap: 0.7vw;
  color: var(--color-dark);
  font-size: 1.35vw;
  line-height: 1.35;
}

.stages__num {
  color: var(--color-blue);
  font-family: var(--font-display);
}

.stages__shot {
  display: none;
}

.stages__scene {
  position: relative;
  min-height: 28vw;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: var(--color-dark-blue);
}

.stages__visual {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
}

.stages__visual.is-active {
  opacity: 1;
}

.stages__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stages__panel {
  position: absolute;
  right: 1.2vw;
  bottom: 1.2vw;
  left: 1.2vw;
  padding: 1.3vw 1.4vw;
  border-radius: var(--radius-l);
  background:
    radial-gradient(80% 70% at 80% 20%, rgba(50, 50, 243, 0.55), transparent 60%),
    var(--color-dark-blue);
  color: var(--color-white);
}

.stages__panel-index {
  font-family: var(--font-display);
  font-size: 1.5vw;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.stages__panel-title {
  margin-top: 0.25vw;
  font-family: var(--font-display);
  font-size: 1.8vw;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.buy-form {
  margin-top: 0.8vw;
}

.buy-form__fields {
  gap: 0.7vw;
}

.buy-form__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7vw;
}

.buy-form .input__field {
  height: 3.5vw;
  min-height: 48px;
  padding: 0 1.1vw;
  border: 1px solid var(--color-gray-5);
  border-radius: 2px;
}

.buy-form .input__field:focus {
  border-color: var(--color-blue);
}

.buy-form__note {
  max-width: 42em;
  margin: -0.4vw 0 1.3vw;
  color: var(--color-dark);
  font-size: 1.11vw;
  line-height: 1.45;
}

.feedback.is-sent .buy-form__note {
  display: none;
}

.file {
  display: flex;
  flex-direction: column;
}

.file__control {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.file__face {
  display: flex;
  align-items: center;
  width: 100%;
  height: 4.17vw;
  padding: 0 1.4vw;
  border-radius: var(--radius-xl);
  background: var(--color-white);
  color: var(--color-gray);
  font-size: 1.11vw;
  cursor: pointer;
}

.file__control:focus-visible + .file__face {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

.file.is-picked .file__face {
  color: var(--color-dark-blue);
}

@media (max-width: 1024px) {
  .stages {
    gap: 12px;
    padding-bottom: 16px;
  }

  .stages__options {
    gap: 12px;
  }

  .stages__card {
    gap: 14px;
    padding: 22px 18px;
  }

  .stages__kicker {
    font-size: 22px;
  }

  .stages__scene {
    min-height: 360px;
  }

  .stages__panel {
    right: 16px;
    bottom: 16px;
    left: 16px;
    padding: 16px 18px;
  }

  .stages__panel-index {
    font-size: 18px;
  }

  .stages__panel-title {
    margin-top: 4px;
    font-size: 24px;
  }

  .stages__title {
    font-size: 28px;
  }

  .stages__time,
  .stages__item {
    font-size: 18px;
  }

  .stages__item {
    grid-template-columns: 28px 1fr;
  }

  .file__face {
    height: 56px;
    padding: 0 20px;
    font-size: 16px;
  }

  .buy-form__fields {
    gap: 12px;
  }

  .buy-form__pair {
    gap: 12px;
  }

  .buy-form .input__field {
    height: 52px;
    padding: 0 16px;
  }

  .buy-form__note {
    margin: 0 0 18px;
    font-size: 16px;
  }
}

@media (max-width: 768px) {
  .stages {
    grid-template-columns: 1fr;
  }

  .stages__scene {
    display: none;
  }

  .stages__shot {
    display: block;
    overflow: hidden;
    border-radius: var(--radius-l);
    aspect-ratio: 16 / 10;
  }

  .stages__shot-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}

@media (max-width: 576px) {
  .buy-form__pair {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stages__card,
  .stages__kicker,
  .stages__title,
  .stages__time,
  .stages__item,
  .stages__num,
  .stages__visual {
    transition: none;
  }
}