.download-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
  background-image:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px);
  background-size: 72px 72px;
}

.download-hero::after {
  position: absolute;
  right: -120px;
  bottom: -210px;
  width: 520px;
  height: 420px;
  background:
    radial-gradient(closest-side at 30% 50%, var(--color-glow-orange), var(--color-transparent) 70%),
    radial-gradient(closest-side at 64% 46%, var(--color-glow-pink), var(--color-transparent) 72%);
  content: "";
  filter: blur(54px);
  opacity: 0.34;
  pointer-events: none;
}

.download-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 500px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  align-items: center;
  gap: 72px;
  padding-top: 72px;
  padding-bottom: 72px;
}

.download-hero-copy h1 {
  max-width: 720px;
}

.download-hero-copy .lead {
  max-width: 700px;
}

.download-fact-row {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.download-fact-row span {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text-muted);
  padding: 5px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.download-route {
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.download-route-head {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--color-border);
  padding: 14px 18px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.route-status {
  width: 9px;
  height: 9px;
  flex-shrink: 0;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 0 5px var(--color-chip);
}

.route-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.route-list li {
  display: grid;
  grid-template-columns: 38px 90px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--color-border);
  padding: 17px 18px;
}

.route-list span {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
}

.route-list strong {
  color: var(--color-text);
  font-size: 14px;
}

.route-list small {
  min-width: 0;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  overflow-wrap: anywhere;
}

.route-result {
  margin: 0;
  background: var(--color-accent);
  color: var(--color-ink);
  padding: 13px 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.download-intro {
  max-width: 820px;
  margin-bottom: 42px;
}

.download-tabs {
  display: grid;
  grid-template-columns: minmax(190px, 230px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.download-tab-list {
  position: sticky;
  top: 20px;
  display: grid;
  grid-column: 1;
  grid-row: 1;
  gap: 8px;
}

.platform-tab {
  justify-content: flex-start;
}

.platform-tab-label {
  display: flex;
  align-items: center;
  gap: 11px;
}

.platform-icon {
  display: grid;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  place-items: center;
  border: 1px solid var(--color-paper-border);
  border-radius: var(--radius-small);
  background: var(--color-paper-soft);
  color: var(--color-ink);
}

.platform-icon svg {
  width: 16px;
  height: 16px;
}

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

.download-panel {
  grid-column: 2;
  grid-row: 1;
  min-height: 0;
  padding: clamp(24px, 3vw, 40px);
}

.download-panel[hidden] {
  display: none;
}

.platform-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.platform-heading h2 {
  margin-bottom: 12px;
}

.platform-heading p {
  max-width: 780px;
}

.platform-code {
  margin-bottom: 10px;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

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

.single-card-grid {
  grid-template-columns: minmax(0, 720px);
}

.download-card {
  min-height: 100%;
}

.download-card.is-featured {
  background: var(--color-paper-panel);
}

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

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

.package-notes {
  display: grid;
  gap: 5px;
  margin: 0;
  padding-left: 1.2em;
  color: var(--color-ink-muted);
  font-size: 13px;
}

.download-card-actions {
  display: grid;
  width: 100%;
  align-self: end;
}

.download-card-actions .button {
  width: 100%;
  min-height: 50px;
}

.package-primary {
  font-weight: 800;
}

.package-secondary {
  min-height: 46px;
}

.inline-domain {
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--color-accent-deep);
  text-underline-offset: 3px;
}

.requirement-block {
  margin-top: 32px;
  border-top: 1px solid var(--color-paper-border);
  padding-top: 28px;
}

.requirement-block h3 {
  font-size: 21px;
}

.core-section {
  border-top: 1px solid var(--color-paper-border);
  padding-top: 96px;
  padding-bottom: 96px;
  background: var(--color-paper-soft);
}

.core-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}

.core-label {
  display: inline-flex;
  min-height: 34px;
  flex-shrink: 0;
  align-items: center;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-pill);
  padding: 5px 13px;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.core-section .callout {
  margin-bottom: 24px;
}

.core-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-paper-border);
  border-radius: var(--radius-large);
  background: var(--color-white);
  -webkit-overflow-scrolling: touch;
}

.core-table {
  width: 100%;
  min-width: 850px;
  border-collapse: collapse;
  color: var(--color-ink);
}

.core-table th,
.core-table td {
  border-bottom: 1px solid var(--color-paper-border);
  padding: 14px 16px;
  text-align: left;
  vertical-align: middle;
}

.core-table th {
  background: var(--color-ink);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
}

.core-table td {
  color: var(--color-ink-muted);
  font-size: 14px;
}

.core-table tbody tr:last-child td {
  border-bottom: 0;
}

.core-table code {
  white-space: nowrap;
}

.core-download {
  min-height: 40px;
  padding: 8px 15px;
  white-space: nowrap;
}

.core-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: 64px;
}

.faq-heading {
  position: sticky;
  top: 24px;
}

.faq-heading .callout {
  margin-top: 28px;
}

.download-next {
  border-top: 1px solid var(--color-paper-border);
  padding-top: 0;
  padding-bottom: 96px;
}

.next-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 32px;
  padding: clamp(24px, 4vw, 44px);
}

.next-panel h2 {
  margin-bottom: 10px;
}

.next-panel p {
  max-width: 720px;
  margin-bottom: 0;
}

.next-panel .button-row {
  justify-content: flex-end;
}

@media (max-width: 1080px) {
  .download-hero-inner {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
    gap: 44px;
  }

  .download-tabs {
    grid-template-columns: minmax(170px, 200px) minmax(0, 1fr);
  }

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

  .faq-layout {
    gap: 40px;
  }
}

@media (max-width: 860px) {
  .download-hero-inner {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    gap: 38px;
    padding-top: 56px;
    padding-bottom: 64px;
  }

  .download-route {
    max-width: 560px;
  }

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

  .download-tab-list {
    position: static;
    display: flex;
    grid-column: 1;
    grid-row: 1;
    max-width: 100%;
    overflow-x: auto;
    padding-bottom: 5px;
    -webkit-overflow-scrolling: touch;
  }

  .platform-tab {
    width: auto;
    min-width: max-content;
  }

  .download-panel {
    grid-column: 1;
    grid-row: 2;
  }

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

  .faq-heading {
    position: static;
  }

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

  .next-panel .button-row {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .download-hero-inner {
    padding-top: 44px;
    padding-bottom: 52px;
  }

  .download-fact-row {
    gap: 6px;
  }

  .route-list li {
    grid-template-columns: 30px 72px minmax(0, 1fr);
    gap: 8px;
    padding-inline: 14px;
  }

  .download-panel {
    border-radius: var(--radius-medium);
    padding: 20px;
  }

  .platform-heading {
    margin-bottom: 24px;
  }

  .platform-heading p {
    font-size: 14px;
  }

  .download-card {
    padding: 20px;
  }

  .core-section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .core-heading {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .download-next {
    padding-bottom: 64px;
  }

  .next-panel .button-row {
    align-items: stretch;
  }

  .next-panel .button {
    flex-basis: 100%;
  }
}

@media (max-width: 360px) {
  .download-panel {
    padding: 16px;
  }

  .route-list li {
    grid-template-columns: 26px minmax(0, 1fr);
  }

  .route-list small {
    grid-column: 2;
  }

  .download-card {
    padding: 17px;
  }
}