.download-hero {
  padding-top: clamp(62px, 8vw, 104px);
  padding-bottom: clamp(72px, 9vw, 118px);
  background:
    radial-gradient(64% 78% at 82% 18%, var(--color-accent-glow), transparent 72%),
    var(--color-canvas);
}

.download-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(310px, 0.88fr);
  align-items: center;
  gap: clamp(40px, 8vw, 96px);
}

.download-hero-copy {
  min-width: 0;
}

.download-hero h1 {
  max-width: 760px;
  font-size: clamp(34px, 4.9vw, 48px);
}

.download-lead {
  max-width: 700px;
  margin-bottom: 28px;
  color: var(--color-muted);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.85;
}

.download-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.download-facts span {
  display: inline-flex;
  max-width: 100%;
  min-height: 34px;
  align-items: center;
  padding: 6px 12px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-panel-soft);
  color: var(--color-muted);
  font: 12px/1.4 var(--font-mono);
  white-space: nowrap;
}

.selection-note {
  position: relative;
  padding: clamp(24px, 4vw, 36px);
  overflow: hidden;
}

.selection-note::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 84px;
  height: 8px;
  background: var(--color-accent);
  content: "";
}

.selection-note h2 {
  font-size: clamp(25px, 3vw, 32px);
}

.selection-note ol {
  margin-bottom: 0;
  padding-left: 1.25em;
  color: var(--color-muted);
}

.selection-note li + li {
  margin-top: 12px;
}

.platform-tabs {
  position: sticky;
  z-index: 20;
  top: 90px;
  background: var(--color-panel-soft);
  box-shadow: var(--shadow-card);
}

.platform-tabs [role="tab"] {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.platform-tab-icon {
  display: grid;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-canvas);
  color: var(--color-accent-deep);
}

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

.platform-panel {
  min-width: 0;
}

.platform-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1.1fr);
  align-items: center;
  gap: clamp(28px, 6vw, 68px);
  margin-bottom: 36px;
}

.platform-intro h3 {
  font-size: clamp(26px, 3.6vw, 36px);
}

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

.platform-requirements .data-table {
  min-width: 520px;
}

.download-grid {
  align-items: stretch;
}

.download-card {
  gap: 14px;
}

.download-card .badge-row {
  min-height: 29px;
}

.download-card-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.download-card-title h3 {
  margin-bottom: 0;
}

.version-slot {
  color: var(--color-muted);
  font: 12px/1.4 var(--font-mono);
}

.download-card p {
  margin-bottom: 0;
}

.package-points {
  margin-bottom: 0;
  padding-left: 1.2em;
  color: var(--color-muted);
  font-size: 14px;
}

.package-points li + li {
  margin-top: 5px;
}

.download-card-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  width: 100%;
}

.download-main,
.package-secondary {
  width: 100%;
  min-height: 50px;
}

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

.archived-card {
  background: var(--color-panel-soft);
}

.ios-grid {
  grid-template-columns: minmax(0, 620px);
}

.core-heading {
  margin-bottom: 42px;
}

.core-heading .callout {
  margin: 0;
}

.core-table-wrap {
  box-shadow: var(--shadow-card);
}

.core-table {
  min-width: 850px;
}

.core-table td {
  vertical-align: middle;
}

.core-download {
  width: 100%;
  min-width: 150px;
  min-height: 48px;
  padding-inline: 16px;
}

.core-notes {
  margin-top: 24px;
}

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

.install-sequence {
  display: grid;
  border-top: 1px solid var(--color-line);
}

.install-step {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: clamp(20px, 4vw, 42px);
  padding-top: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--color-line);
}

.install-index {
  color: var(--color-accent-deep);
  font: 700 17px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
}

.install-step h3 {
  margin-bottom: 8px;
}

.install-step p {
  max-width: 850px;
  margin-bottom: 0;
  color: var(--color-muted);
}

#install-notes .callout {
  margin-top: 34px;
  margin-bottom: 0;
}

#download-faq {
  scroll-margin-top: 100px;
}

@media (max-width: 960px) {
  .download-hero-layout,
  .platform-intro {
    grid-template-columns: minmax(0, 1fr);
  }

  .selection-note {
    max-width: 680px;
  }

  .platform-tabs {
    top: 82px;
  }
}

@media (max-width: 768px) {
  .download-hero h1 {
    font-size: clamp(24px, 7.4vw, 30px);
  }

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

  .platform-tabs {
    position: relative;
    top: auto;
  }
}

@media (max-width: 640px) {
  .download-hero {
    padding-top: 44px;
    padding-bottom: 70px;
  }

  .download-hero-layout {
    gap: 32px;
  }

  .download-facts span {
    font-size: 11px;
  }

  .platform-tabs [role="tab"] {
    padding-inline: 12px;
  }

  .platform-tab-icon {
    width: 25px;
    height: 25px;
  }

  .platform-intro {
    gap: 24px;
  }

  .platform-requirements .data-table {
    min-width: 500px;
  }

  .download-card {
    padding: 22px;
  }

  .install-step {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .core-download {
    min-width: 138px;
  }
}