.download-hero {
  padding-top: 76px;
  padding-bottom: 44px;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.download-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(280px, 0.72fr);
  align-items: end;
  gap: 72px;
}

.download-hero__copy h1 {
  max-width: 780px;
  margin-bottom: 20px;
}

.download-hero__lead {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: 19px;
  line-height: 1.75;
}

.download-hero__lead strong {
  color: var(--color-text);
  font-weight: 500;
}

.download-hero__notes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.download-hero__guide {
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  color: var(--color-text);
}

.download-hero__guide-title {
  margin-bottom: 16px;
  font-weight: 600;
}

.download-hero__guide ol {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 18px;
  padding: 0;
  list-style: none;
}

.download-hero__guide li {
  display: flex;
  min-height: 46px;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--color-border);
}

.download-hero__guide li:first-child {
  border-top: 1px solid var(--color-border);
}

.download-hero__guide li span {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
}

.download-hero__guide p {
  color: var(--color-muted);
  font-size: 13px;
}

.download-facts {
  display: grid;
  margin-top: 54px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  overflow: hidden;
}

.download-facts > div {
  display: flex;
  min-height: 82px;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  padding: 16px 22px;
}

.download-facts > div + div {
  border-left: 1px solid var(--color-border);
}

.download-facts span {
  color: var(--color-muted);
  font-size: 12px;
}

.download-facts strong {
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
}

.download-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 38px;
}

.download-section-heading h2 {
  margin-bottom: 0;
}

.download-section-heading > p {
  max-width: 510px;
  margin-bottom: 4px;
  color: var(--color-muted);
}

.download-tabs .tab-list {
  position: sticky;
  top: 8px;
  z-index: 20;
  background: var(--color-bg);
  box-shadow: var(--shadow-fine);
}

.platform-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.platform-tab__icon {
  display: grid;
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text);
}

.platform-tab__icon svg {
  width: 14px;
  height: 14px;
}

.platform-tab[aria-selected="true"] .platform-tab__icon {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.download-platform-panel {
  padding-top: 42px;
}

.platform-panel__intro {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1.25fr);
  gap: 56px;
  align-items: end;
  margin-bottom: 28px;
}

.platform-panel__intro h3 {
  margin-bottom: 0;
  font-size: 30px;
}

.platform-panel__intro p {
  margin-bottom: 2px;
  color: var(--color-muted);
  font-size: 16px;
}

.platform-panel__label {
  display: block;
  margin-bottom: 10px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.package-card {
  gap: 26px;
  box-shadow: var(--shadow-fine);
}

.package-card__description {
  max-width: 850px;
  color: var(--color-muted);
}

.package-card--alternate {
  background: var(--color-panel);
}

.android-card-stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.package-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.package-choice {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}

.package-choice--primary {
  border-color: var(--color-accent);
}

.package-choice__heading {
  display: flex;
  min-height: 56px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.package-choice__heading h4 {
  margin-bottom: 0;
  font-size: 21px;
}

.package-choice__type {
  display: block;
  margin-bottom: 5px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.package-choice p {
  flex: 1;
  margin-bottom: 20px;
  color: var(--color-muted);
}

.package-download {
  display: flex;
  width: 100%;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-inline: 20px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-pill);
  font-weight: 600;
  line-height: 1.25;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast);
}

.package-download:hover {
  transform: translateY(-1px);
}

.package-download:active {
  transform: none;
}

.package-download--primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.package-download--primary:hover {
  border-color: var(--color-accent-dark);
  background: var(--color-accent-dark);
  color: var(--color-bg);
}

.package-download--secondary {
  background: var(--color-text);
  border-color: var(--color-text);
  color: var(--color-bg);
}

.package-download--secondary:hover {
  border-color: var(--color-accent-dark);
  background: var(--color-accent-dark);
  color: var(--color-bg);
}

.package-download__suffix {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  opacity: 0.78;
}

.architecture-alternate {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 16px;
  color: var(--color-muted);
  font-size: 13px;
}

.architecture-alternate a {
  color: var(--color-accent);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.requirements-block {
  margin-top: 46px;
  padding: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-bg);
}

.requirements-block > h3 {
  margin-bottom: 24px;
}

.install-sequence {
  display: grid;
  margin-top: 28px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.install-sequence > div {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 22px;
}

.install-sequence > div + div {
  border-left: 1px solid var(--color-border);
}

.install-sequence span {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
}

.install-sequence p {
  color: var(--color-muted);
  font-size: 13px;
}

.install-sequence strong {
  color: var(--color-text);
  font-weight: 600;
}

.decision-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.decision-card {
  padding: 30px;
  background: var(--color-bg);
}

.decision-card + .decision-card {
  border-left: 1px solid var(--color-border);
}

.decision-card__number {
  display: inline-flex;
  margin-bottom: 52px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 13px;
}

.decision-card h3 {
  font-size: 23px;
}

.decision-card p {
  color: var(--color-muted);
}

.selection-matrix {
  margin-top: 42px;
}

.selection-matrix__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.selection-matrix__heading h3,
.selection-matrix__heading p {
  margin-bottom: 0;
}

.selection-matrix__heading p {
  color: var(--color-muted);
}

.after-install-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
}

.after-install-step {
  padding: 30px;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.after-install-step__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.after-install-step__head span {
  display: grid;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-bg);
  font-family: var(--font-mono);
  font-size: 12px;
}

.after-install-step h3 {
  margin-bottom: 0;
  font-size: 22px;
}

.after-install-step p {
  color: var(--color-muted);
}

.install-callout {
  margin-top: 30px;
}

.install-callout a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

@media (max-width: 980px) {
  .download-hero__layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .download-hero__guide {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    column-gap: 24px;
  }

  .download-hero__guide ol {
    margin-bottom: 0;
  }

  .download-hero__guide p {
    grid-column: 2;
  }

  .download-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .download-facts > div:nth-child(3) {
    border-top: 1px solid var(--color-border);
    border-left: 0;
  }

  .download-facts > div:nth-child(4) {
    border-top: 1px solid var(--color-border);
  }

  .platform-panel__intro {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .install-sequence {
    grid-template-columns: 1fr;
  }

  .install-sequence > div + div {
    border-top: 1px solid var(--color-border);
    border-left: 0;
  }

  .decision-card__number {
    margin-bottom: 30px;
  }
}

@media (max-width: 768px) {
  .download-hero {
    padding-top: 52px;
  }

  .download-hero__lead {
    font-size: 16px;
  }

  .download-section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .package-choice-grid,
  .decision-layout,
  .after-install-grid {
    grid-template-columns: 1fr;
  }

  .decision-card + .decision-card {
    border-top: 1px solid var(--color-border);
    border-left: 0;
  }

  .selection-matrix__heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}

@media (max-width: 640px) {
  .download-hero {
    padding-top: 40px;
    padding-bottom: 32px;
  }

  .download-hero__guide {
    display: block;
    padding: 22px;
  }

  .download-hero__guide ol {
    margin-bottom: 16px;
  }

  .download-hero__guide p {
    grid-column: auto;
  }

  .download-facts {
    margin-top: 36px;
  }

  .download-facts > div {
    min-height: 74px;
    padding: 14px;
  }

  .download-facts strong {
    overflow-wrap: anywhere;
    font-size: 13px;
  }

  .download-tabs .tab-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .platform-tab {
    min-width: 0;
    padding-inline: 10px;
  }

  .download-platform-panel {
    padding-top: 32px;
  }

  .platform-panel__intro h3 {
    font-size: 25px;
  }

  .download-card__header {
    flex-direction: column;
  }

  .package-choice {
    padding: 20px;
  }

  .package-choice__heading {
    min-height: 0;
    flex-direction: column;
  }

  .package-download {
    min-height: 54px;
    padding-inline: 17px;
  }

  .requirements-block {
    padding: 22px;
  }

  .install-sequence > div {
    padding: 18px;
  }

  .decision-card,
  .after-install-step {
    padding: 24px;
  }

  .decision-card__number {
    margin-bottom: 24px;
  }
}