.download-hero {
  position: relative;
  padding-top: clamp(64px, 8vw, 104px);
  padding-bottom: clamp(68px, 9vw, 116px);
  overflow: hidden;
}

.download-hero::before,
.download-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: var(--radius-pill);
  pointer-events: none;
}

.download-hero::before {
  width: min(760px, 78vw);
  height: min(420px, 46vw);
  top: 2%;
  left: 50%;
  background: radial-gradient(circle, var(--color-accent-a14), var(--color-accent-a06) 44%, transparent 72%);
  transform: translateX(-50%);
}

.download-hero::after {
  width: min(980px, 88vw);
  height: 1px;
  right: 6%;
  bottom: 28px;
  left: 6%;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.download-hero__inner {
  display: grid;
  justify-items: center;
  text-align: center;
}

.download-hero h1 {
  margin-top: 22px;
  font-size: clamp(34px, 4vw, 48px);
}

.download-hero__lead {
  max-width: 760px;
  margin-top: 22px;
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.8;
}

.download-hero__facts {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}

.download-hero__facts span {
  max-width: 100%;
  padding: 7px 14px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  text-overflow: ellipsis;
}

.download-section-heading {
  margin-inline: auto;
  text-align: center;
}

.download-tabs {
  max-width: 1040px;
  margin-inline: auto;
}

.platform-tab-list {
  position: sticky;
  z-index: 12;
  top: 10px;
  padding: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.platform-tab-list [role="tab"] {
  gap: 9px;
}

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

.platform-tab__icon svg {
  width: 15px;
  height: 15px;
}

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

.platform-panel {
  margin-top: 34px;
}

.platform-panel__intro {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.4fr);
  gap: 34px;
  align-items: start;
  margin-bottom: 24px;
  padding: clamp(24px, 4vw, 38px);
  border-radius: var(--radius-device);
  color: var(--color-text);
  background: var(--color-panel-tint);
}

.platform-panel__intro h3 {
  margin-top: 12px;
}

.platform-panel__intro p {
  margin: 0;
  color: var(--color-muted);
}

.download-card--featured {
  box-shadow: var(--shadow-device);
}

.download-card__title h3 {
  margin-top: 9px;
}

.package-choice {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.48fr);
  gap: 22px;
  align-items: center;
  margin-top: 18px;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-panel-tint);
}

.package-choice--primary {
  border-color: var(--color-accent-a28);
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-panel));
}

.package-choice__copy {
  min-width: 0;
}

.package-choice__copy h4 {
  margin-top: 5px;
}

.package-choice__copy p {
  margin: 8px 0 0;
  color: var(--color-muted);
  font-size: 14px;
}

.package-choice__label {
  display: block;
  color: var(--color-accent-dark);
  font-size: 12px;
  font-weight: 600;
}

.package-button {
  width: 100%;
  min-height: 52px;
}

.download-card__version {
  margin: 20px 0 0;
}

.download-card__version span {
  font-weight: 600;
}

.system-block {
  margin-top: 30px;
  padding: clamp(22px, 4vw, 34px);
  border-radius: var(--radius-device);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.system-block h3 {
  margin-bottom: 20px;
}

.system-block .table-scroll {
  border: 1px solid var(--color-border);
}

.system-block th {
  white-space: nowrap;
}

.system-block td {
  color: var(--color-muted);
}

.platform-panel > .callout {
  margin-top: 24px;
}

.android-download-stack {
  display: grid;
  gap: 28px;
}

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

.linux-primary-grid .package-choice {
  grid-template-columns: minmax(0, 1fr);
  align-content: space-between;
}

.arm-package-group {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  margin-top: 20px;
  padding: 22px;
  border-radius: var(--radius-card);
  background: var(--color-panel-soft);
}

.arm-package-group__copy p {
  margin: 7px 0 0;
  color: var(--color-muted);
}

.arm-package-group__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.selection-steps {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.selection-steps li {
  min-width: 0;
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding: clamp(22px, 3vw, 30px);
  border-radius: var(--radius-card);
  background: var(--color-panel-soft);
}

.selection-steps__index {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  color: var(--color-white);
  background: linear-gradient(145deg, var(--color-accent), var(--color-accent-dark));
  box-shadow: var(--shadow-button);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.selection-steps h3 {
  font-size: 21px;
}

.selection-steps p {
  margin: 8px 0 0;
  color: var(--color-muted);
}

.post-install-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.75fr);
  gap: 28px;
  align-items: start;
}

.post-install-flow {
  display: grid;
  gap: 14px;
}

.post-install-flow article {
  min-width: 0;
  padding: 24px;
  border-radius: var(--radius-card);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.post-install-flow__step {
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.post-install-flow h3 {
  margin-top: 8px;
  font-size: 21px;
}

.post-install-flow p {
  margin: 9px 0 0;
  color: var(--color-muted);
}

.post-install-note {
  position: sticky;
  top: 90px;
}

.post-install-note h3 {
  margin-top: 14px;
}

.post-install-note ul {
  display: grid;
  gap: 9px;
  margin: 20px 0;
  padding-left: 1.2em;
  color: var(--color-muted);
}

.post-install-note p {
  color: var(--color-muted);
}

.post-install-note .button {
  width: 100%;
}

@media (max-width: 860px) {
  .platform-panel__intro,
  .post-install-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .post-install-note {
    position: static;
  }

  .package-choice {
    grid-template-columns: minmax(0, 1fr);
  }

  .linux-primary-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .arm-package-group {
    grid-template-columns: minmax(0, 1fr);
  }

  .arm-package-group__actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .download-hero {
    padding-top: 48px;
    padding-bottom: 68px;
  }

  .download-hero h1 {
    font-size: 30px;
  }

  .download-hero__lead {
    font-size: 17px;
  }

  .download-hero__facts {
    align-items: stretch;
    flex-direction: column;
    width: 100%;
  }

  .download-hero__facts span {
    width: 100%;
  }

  .platform-tab-list {
    top: 8px;
  }

  .platform-tab-list [role="tab"] {
    flex-basis: calc(50% - 8px);
    padding-inline: 10px;
  }

  .platform-panel__intro {
    gap: 18px;
    padding: 22px;
  }

  .package-choice,
  .arm-package-group {
    padding: 18px;
  }

  .arm-package-group__actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
  }

  .arm-package-group__actions .button {
    width: 100%;
  }

  .selection-steps li {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .selection-steps__index {
    width: 44px;
    height: 44px;
  }

  .system-block {
    padding: 18px;
  }
}