.device-photo {
  display: block;
  width: min(100%, 520px);
  max-height: 720px;
  margin: 1rem auto;
  object-fit: contain;
  border-radius: 12px;
}

.device-controls-diagram {
  display: block;
  width: min(100%, 960px);
  margin: 1.25rem auto;
  border-radius: 12px;
}

.device-top-controls,
.device-controls-mobile,
.screen-button-mapping {
  display: block;
  height: auto;
  margin: 1.25rem auto;
  border-radius: 12px;
}

.device-top-controls {
  width: min(100%, 520px);
}

.device-controls-mobile {
  width: min(100%, 420px);
}

.screen-button-mapping {
  width: min(100%, 420px);
}

.manual-start {
  margin: 1.75rem 0 2.5rem;
  padding: 1.25rem;
  text-align: center;
  background: var(--md-code-bg-color);
  border: 1px solid var(--md-primary-fg-color);
  border-radius: 12px;
}

.manual-start .md-button {
  display: block;
  width: 100%;
  padding: 0.9rem 1rem;
  font-size: 1.1rem;
}

.manual-start p {
  margin: 0.85rem 0 0;
}

.manual-start p:first-child {
  margin-top: 0;
}

.startup-hero {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: center;
  margin: 1.5rem 0 2.5rem;
}

.startup-hero-media img {
  display: block;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  border-radius: 12px;
}

.startup-hero-copy {
  font-size: 1.05rem;
}

.startup-hero-copy > :first-child {
  margin-top: 0;
}

.startup-hero-copy > :last-child {
  margin-bottom: 0;
}

@media screen and (max-width: 600px) {
  .startup-hero {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .startup-hero-copy {
    text-align: center;
  }
}

.manual-demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.manual-demo-grid--single {
  grid-template-columns: minmax(0, 420px);
}

.manual-demo {
  display: block;
  width: 100%;
  padding: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.manual-demo-item h4 {
  margin: 0 0 0.25rem;
}

.manual-demo-item p {
  margin: 0 0 0.75rem;
}

.manual-demo-item h3 {
  margin: 0 0 0.5rem;
}

.manual-demo-thumbnail {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 12px;
}

.manual-demo-thumbnail img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 160ms ease;
}

.manual-demo:hover .manual-demo-thumbnail img {
  transform: scale(1.015);
}

.manual-demo:focus-visible .manual-demo-thumbnail {
  outline: 3px solid var(--md-accent-fg-color);
  outline-offset: 3px;
}

.manual-demo-play {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 3.5rem;
  height: 3.5rem;
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  place-items: center;
  padding-left: 0.15rem;
  background: rgb(0 0 0 / 48%);
  border: 2px solid rgb(255 255 255 / 82%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.manual-lightbox {
  position: fixed;
  inset: 0;
  width: min(90vw, 560px);
  max-height: 90vh;
  margin: auto;
  padding: 2.5rem 1rem 1rem;
  overflow: auto;
  box-sizing: border-box;
  background: var(--md-default-bg-color);
  border: 0;
  border-radius: 14px;
  box-shadow: 0 1rem 3rem rgb(0 0 0 / 35%);
}

.manual-lightbox::backdrop {
  background: rgb(0 0 0 / 70%);
}

.manual-lightbox img {
  display: block;
  width: min(100%, 480px);
  height: auto;
  margin: 0 auto;
  border-radius: 10px;
}

.manual-lightbox-close {
  position: absolute;
  top: 0.35rem;
  right: 0.55rem;
  width: 2rem;
  height: 2rem;
  padding: 0;
  color: var(--md-default-fg-color);
  font: inherit;
  font-size: 1.6rem;
  line-height: 1;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.manual-reference-image {
  display: block;
  width: min(100%, 420px);
  height: auto;
  margin: 1.25rem auto;
  border-radius: 12px;
}

.manual-control-actions {
  min-height: 4.5rem;
  margin: 0 0 0.75rem;
  padding-left: 1.25rem;
}

@media screen and (max-width: 600px) {
  .manual-demo-grid {
    grid-template-columns: 1fr;
  }

  .manual-control-actions {
    min-height: 0;
  }
}

.manual-step {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: center;
  margin: 1.25rem 0;
}

.manual-step-copy > :first-child {
  margin-top: 0;
}

.manual-step-copy > :last-child {
  margin-bottom: 0;
}

.manual-step-note {
  color: var(--md-default-fg-color--light);
  font-size: 0.9rem;
}

@media screen and (max-width: 600px) {
  .manual-step {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

.manual-related {
  margin: 1.25rem 0 1.75rem;
  padding: 0.8rem 1rem;
  background: var(--md-code-bg-color);
  border-left: 4px solid var(--md-accent-fg-color);
  border-radius: 0 8px 8px 0;
}

.manual-related > :first-child {
  margin-top: 0;
}

.manual-related > :last-child {
  margin-bottom: 0;
}

.manual-related ul {
  margin-top: 0.4rem;
}

.manual-route-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.manual-route-card {
  padding: 1rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 10px;
}

.manual-route-card > :first-child {
  margin-top: 0;
}

.manual-route-card > :last-child {
  margin-bottom: 0;
}

.manual-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.manual-footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.2rem;
  padding: 0.35rem 0.75rem;
  color: var(--md-footer-fg-color);
  font-weight: 700;
  border: 1px solid rgb(255 255 255 / 25%);
  border-radius: 999px;
}

.manual-footer-links a:hover,
.manual-footer-links a:focus-visible {
  color: #fff;
  background: rgb(255 255 255 / 12%);
  border-color: rgb(255 255 255 / 55%);
}

@media screen and (max-width: 600px) {
  .manual-footer-links {
    align-items: stretch;
    flex-direction: column;
  }

  .manual-footer-links a {
    justify-content: center;
    text-align: center;
  }
}