.download-hero {
  position: relative;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-page);
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(64px, 8vw, 112px);
}

.download-hero::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
  background-size: 64px 64px;
  content: "";
  mask-image: linear-gradient(to right, transparent, var(--color-ink), transparent);
  opacity: 0.7;
  pointer-events: none;
}

.download-hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.7fr);
  gap: clamp(48px, 7vw, 96px);
  align-items: center;
}

.download-hero-copy h1 {
  max-width: 680px;
  margin-top: 24px;
}

.download-hero-copy .lead {
  max-width: 680px;
}

.download-path-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-page);
  box-shadow: var(--shadow-card);
  padding: clamp(24px, 4vw, 38px);
}

.download-path {
  margin: 0;
  padding: 0;
  list-style: none;
}

.download-path li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  padding-bottom: 20px;
}

.download-path li:first-child {
  border-top: 0;
  padding-top: 4px;
}

.download-path li:last-child {
  padding-bottom: 0;
}

.download-path-number {
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.download-path strong {
  display: block;
  margin-bottom: 5px;
}

.download-path p {
  margin-bottom: 0;
  color: var(--color-ink-muted);
  font-size: 14px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 48px;
}

.section-heading .lead {
  margin-bottom: 0;
}

.platform-icon-tile {
  display: inline-flex;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-ink);
}

.platform-icon-tile svg {
  width: 18px;
  height: 18px;
}

.platform-icon-tile-tux svg {
  width: 17px;
  height: 20px;
}

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

.platform-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 26px;
}

.platform-panel-head > div {
  max-width: 760px;
}

.platform-panel-head h3 {
  margin-bottom: 10px;
}

.platform-panel-head p:last-child {
  margin-bottom: 0;
  color: var(--color-ink-muted);
}

.version-mark {
  display: inline-flex;
  max-width: 100%;
  flex: 0 0 auto;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-ink-muted);
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  overflow: hidden;
}

.version-mark strong {
  margin-left: 5px;
  color: var(--color-ink);
}

.download-client-card {
  box-shadow: var(--shadow-low);
}

.download-client-card + .download-client-card {
  margin-top: 24px;
}

.download-client-card .client-card-header img {
  flex-shrink: 0;
}

.download-client-card .client-card-title h3 {
  margin-top: 12px;
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.package-option {
  display: flex;
  min-width: 0;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-page);
  padding: 20px;
}

.package-option-primary {
  background: var(--color-panel);
}

.package-option strong {
  display: block;
  margin-bottom: 7px;
  color: var(--color-ink);
  font-size: 16px;
}

.package-option p {
  margin-bottom: 20px;
  color: var(--color-ink-muted);
  font-size: 14px;
}

.package-option .button {
  width: 100%;
  margin-top: auto;
}

.requirements-block {
  margin-top: 42px;
}

.requirements-block h3 {
  margin-bottom: 18px;
}

.android-client-stack {
  display: grid;
  gap: 24px;
}

.architecture-downloads {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  margin-top: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  padding: 20px;
}

.architecture-downloads strong {
  display: block;
  margin-bottom: 5px;
}

.architecture-downloads p {
  margin-bottom: 0;
  color: var(--color-ink-muted);
  font-size: 14px;
}

.architecture-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.selection-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.selection-card {
  position: relative;
  min-width: 0;
  border-right: 1px solid var(--color-border);
  padding: 34px;
}

.selection-card:last-child {
  border-right: 0;
}

.selection-index {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.selection-card h3 {
  margin-bottom: 12px;
}

.selection-card p,
.selection-card li {
  color: var(--color-ink-muted);
}

.selection-card ul {
  margin-bottom: 0;
  padding-left: 20px;
}

.selection-card li + li {
  margin-top: 7px;
}

.workflow-list {
  border-top: 1px solid var(--color-border);
}

.workflow-step {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 24px;
  border-bottom: 1px solid var(--color-border);
  padding-top: 32px;
  padding-bottom: 32px;
}

.workflow-number {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-page);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow-low);
}

.workflow-step h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.workflow-step p {
  max-width: 850px;
}

.workflow-step p:last-child {
  margin-bottom: 0;
  font-size: 14px;
}

.faq-section {
  max-width: calc(var(--reading-width) + var(--gutter) * 2);
}

@media (max-width: 960px) {
  .download-hero-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .download-path-card {
    max-width: 680px;
  }

  .selection-grid {
    grid-template-columns: 1fr;
  }

  .selection-card {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .selection-card:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 768px) {
  .download-hero {
    padding-top: 54px;
    padding-bottom: 64px;
  }

  .tab-button {
    align-items: center;
    flex-direction: row;
    justify-content: flex-start;
  }

  .platform-panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .package-grid {
    grid-template-columns: 1fr;
  }

  .architecture-downloads {
    grid-template-columns: 1fr;
  }

  .architecture-buttons .button {
    flex: 1 1 180px;
  }
}

@media (max-width: 480px) {
  .download-path-card {
    padding: 22px 18px;
  }

  .download-path li {
    gap: 12px;
  }

  .platform-icon-tile {
    width: 34px;
    height: 34px;
  }

  .tab-button {
    min-height: 76px;
  }

  .platform-panel-head {
    margin-bottom: 24px;
  }

  .selection-card {
    padding: 28px 4px;
  }

  .workflow-step {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 14px;
  }

  .workflow-number {
    width: 36px;
    height: 36px;
  }

  .architecture-buttons {
    align-items: stretch;
    flex-direction: column;
  }

  .architecture-buttons .button {
    flex-basis: auto;
    width: 100%;
  }
}