.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  grid-template-rows: auto auto;
  gap: 28px;
  align-items: center;
  min-height: min(760px, calc(100vh - 130px));
  padding: 34px 0 64px;
}

.hero__copy {
  grid-column: 1;
  grid-row: 1;
  padding: 10px 6px;
}

.hero__details {
  grid-column: 1;
  grid-row: 2;
  padding: 0 6px 10px;
}

.hero__video {
  align-self: start;
  padding-top: 10px;
  grid-column: 2;
  grid-row: 1 / span 2;
}

.video-player {
  position: relative;

  video {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    background: #06121d;
    border: 1px solid rgba(170, 199, 235, 0.24);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
  }

  .video-player__play {
    position: absolute;
    inset: 50% auto auto 50%;
    min-height: 54px;
    padding: 0 20px;
    border: 1px solid rgba(237, 244, 255, 0.48);
    border-radius: 999px;
    color: var(--accent-contrast);
    font-weight: 800;
    background: linear-gradient(135deg, #b6e1fb, #79c7ee);
    box-shadow: 0 18px 38px rgba(0, 0, 0, 0.32);
    cursor: pointer;
    transform: translate(-50%, -50%);
  }

  .video-player__play:focus-visible {
    outline: 3px solid var(--text);
    outline-offset: 4px;
  }
}

.video-player__note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.walkthrough-page {
  display: grid;
  gap: 4rem;
  padding: 1rem 0 4rem;

  .walkthrough-page__intro,
  .walkthrough-page__section {
    max-width: 56rem;
  }

  .walkthrough-page__intro h1,
  .walkthrough-page__section h2 {
    margin: 0;
    line-height: 1.08;
    letter-spacing: -0.04em;
  }

  .walkthrough-page__intro h1 {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
  }

  .walkthrough-page__section {
    display: grid;
    gap: 1.25rem;
  }

  .walkthrough-page__section > p:not(.video-player__note) {
    margin: 0;
    color: var(--muted);
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 10px;
  }

  .hero__copy,
  .hero__video,
  .hero__details {
    grid-column: 1;
    grid-row: auto;
  }

  .hero__details {
    padding-top: 0;
  }
}