.app-intro {
  padding-block: clamp(2.5rem, 6vw, 4.5rem) 2rem;
}

.app-intro h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
}

.app-shell {
  overflow: hidden;
  border: 1px solid var(--color-line);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.app-shell__bar {
  display: flex;
  min-height: 4.25rem;
  padding: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-paper-soft);
}

.app-shell__bar p {
  margin: 0;
  font-size: 0.88rem;
}

.app-shell__bar .button {
  flex: 0 0 auto;
  min-height: 2.65rem;
  padding: 0.6rem 1rem;
  font-size: 0.86rem;
}

.app-frame {
  display: block;
  width: 100%;
  height: min(72rem, 78vh);
  min-height: 42rem;
  border: 0;
  background: var(--color-white);
}

.app-shell--launch {
  background:
    radial-gradient(circle at top right, rgba(229, 91, 79, 0.13), transparent 36%),
    var(--color-white);
}

.app-launch {
  display: grid;
  padding: clamp(1.5rem, 4vw, 2.75rem);
  align-content: center;
  justify-items: start;
}

.app-launch h2 {
  margin: 0.75rem 0 1rem;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.app-launch p {
  max-width: 62ch;
  margin: 0 0 1.25rem;
  color: var(--color-muted);
}

@media (max-width: 38rem) {
  .app-shell__bar {
    align-items: stretch;
    flex-direction: column;
  }

  .app-frame {
    height: 70vh;
    min-height: 34rem;
  }
}