.download-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
  isolation: isolate;
}

.download-hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    radial-gradient(55% 70% at 82% 22%, var(--color-field-mint), transparent 72%),
    radial-gradient(46% 68% at 14% 88%, var(--color-field-sky), transparent 74%),
    linear-gradient(135deg, var(--color-panel), var(--color-bg));
}

.download-hero__inner {
  display: grid;
  min-height: 520px;
  padding-top: clamp(72px, 9vw, 118px);
  padding-bottom: clamp(72px, 9vw, 118px);
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: clamp(36px, 6vw, 80px);
  align-items: center;
}

.download-hero__copy {
  max-width: 760px;
}

.download-hero h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(36px, 4vw, 48px);
}

.download-hero__lead {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: clamp(17px, 1.7vw, 20px);
  line-height: 1.75;
}

.download-facts {
  display: flex;
  margin-top: 28px;
  flex-wrap: wrap;
  gap: 9px;
}

.download-facts span {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 5px 11px;
  color: var(--color-accent-dark);
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-mini);
  font: 12px/1.3 var(--font-mono);
}

.download-hero__note {
  padding: 28px;
  color: var(--color-text);
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
}

.download-hero__note strong {
  display: block;
  margin-bottom: 14px;
  font-size: 18px;
}

.download-hero__note ol {
  display: grid;
  margin-bottom: 0;
  padding-left: 1.25em;
  gap: 8px;
  color: var(--color-muted);
}

.download-tabs .tab-list svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

.download-tabs .tab-list [role="tab"] {
  gap: 8px;
}

.platform-intro {
  display: grid;
  margin-bottom: 24px;
  padding: clamp(22px, 3vw, 30px);
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  background: var(--color-panel-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.platform-intro h3 {
  margin-bottom: 8px;
}

.platform-intro p {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--color-muted);
}

.system-table {
  display: grid;
  min-width: 220px;
  padding: 15px 18px;
  gap: 4px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

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

.system-table strong {
  font-family: var(--font-mono);
  font-size: 13px;
}

.client-stack {
  display: grid;
  gap: 18px;
}

.client-card {
  grid-template-columns: minmax(0, 1fr) minmax(250px, 340px);
}

.client-card--archived {
  background: var(--color-panel);
  box-shadow: var(--shadow-mini);
}

.client-title-line {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  gap: 16px;
}

.client-title-line > div {
  min-width: 0;
}

.client-official-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
}

.client-card__meta {
  margin-bottom: 0;
  line-height: 1.7;
}

.client-card__actions {
  display: grid;
  width: 100%;
  justify-content: stretch;
}

.client-card__actions .button {
  width: 100%;
}

.package-main {
  min-height: 52px;
  padding-inline: 20px;
}

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

.client-site-link {
  color: var(--color-accent-dark);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--color-accent-ring);
  text-underline-offset: 0.16em;
}

.requirements-block {
  margin-top: 38px;
  padding-top: 34px;
  border-top: 1px solid var(--color-border);
}

.requirements-block h3 {
  font-size: 24px;
}

.core-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.core-card {
  padding: clamp(24px, 3vw, 32px);
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.core-card--wide {
  grid-column: 1 / -1;
}

.core-card__head {
  display: flex;
  margin-bottom: 22px;
  align-items: center;
  gap: 15px;
}

.core-card__head h3 {
  margin-bottom: 3px;
  font-size: 22px;
}

.core-card__head p {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.platform-emblem {
  display: grid;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  place-items: center;
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent-ring);
  border-radius: var(--radius-md);
}

.platform-emblem svg {
  width: 22px;
  height: 22px;
}

.core-downloads {
  display: grid;
  gap: 10px;
}

.core-downloads .button {
  width: 100%;
}

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

.prose .section-heading h2 {
  margin-top: 0;
}

.prose .section-heading p {
  margin-bottom: 0;
}

.prose h2 {
  font-size: clamp(25px, 2.5vw, 32px);
}

.prose .callout a {
  font-weight: 750;
}

@media (max-width: 900px) {
  .download-hero__inner {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .download-hero__note {
    max-width: 620px;
  }

  .client-card {
    grid-template-columns: 1fr;
  }

  .client-card__actions {
    max-width: 520px;
    justify-content: stretch;
  }
}

@media (max-width: 700px) {
  .download-hero__inner {
    padding-top: 64px;
    padding-bottom: 68px;
  }

  .download-hero h1 {
    font-size: clamp(26px, 7.5vw, 30px);
  }

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

  .platform-intro {
    grid-template-columns: 1fr;
  }

  .system-table {
    min-width: 0;
  }

  .core-groups {
    grid-template-columns: 1fr;
  }

  .core-card--wide {
    grid-column: auto;
  }

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

@media (max-width: 460px) {
  .download-facts {
    align-items: stretch;
    flex-direction: column;
  }

  .download-facts span {
    width: 100%;
    justify-content: center;
  }

  .download-hero__note {
    padding: 22px;
  }

  .client-title-line {
    flex-direction: column;
  }

  .client-card__head {
    align-items: flex-start;
  }

  .platform-intro,
  .core-card {
    border-radius: var(--radius-md);
  }
}