:root {
  --download-hero-width: 760px;
  --download-guide-width: 340px;
  --download-icon-size: 48px;
  --download-card-min: 300px;
  --download-tab-icon: 18px;
  --download-step-size: 38px;
  --download-core-demo-width: 360px;
}

.download-hero {
  position: relative;
  overflow: hidden;
}

.download-hero::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 12%, var(--color-glow-brand), transparent 34%),
    radial-gradient(circle at 74% 4%, var(--color-glow-link), transparent 30%),
    radial-gradient(circle at 94% 22%, var(--color-glow-warning), transparent 27%);
  content: "";
  pointer-events: none;
}

.download-hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, var(--download-hero-width)) minmax(260px, var(--download-guide-width));
  gap: clamp(30px, 7vw, 92px);
  align-items: center;
  justify-content: space-between;
}

.download-hero__lead {
  max-width: 720px;
  margin-bottom: 24px;
  color: var(--color-text-muted);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.75;
}

.download-hero__guide {
  padding: 28px;
}

.download-hero__guide-label {
  margin-bottom: 12px;
  color: var(--color-brand-deep);
  font: 700 12px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.download-hero__guide ol {
  margin-bottom: 18px;
  padding-left: 22px;
  color: var(--color-text-muted);
}

.download-hero__guide li + li {
  margin-top: 8px;
}

.download-hero__guide a {
  font-weight: 700;
  text-decoration: none;
}

.download-browser {
  display: block;
}

.download-platform-tabs {
  display: flex;
  margin-bottom: 36px;
  padding: 6px;
  flex-direction: row;
  gap: 6px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-canvas);
  scrollbar-width: thin;
}

.download-platform-tabs [role="tab"] {
  width: auto;
  min-width: max-content;
  min-height: 48px;
  flex: 1 0 auto;
  justify-content: center;
  gap: 9px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: transparent;
  text-align: center;
}

.download-platform-tabs [role="tab"]::before,
.download-platform-tabs [role="tab"]::after {
  display: none;
}

.download-platform-tabs [role="tab"] svg {
  width: var(--download-tab-icon);
  height: var(--download-tab-icon);
  flex-shrink: 0;
}

.download-platform-tabs [role="tab"][aria-selected="true"] {
  border-color: var(--color-brand);
  background: var(--color-brand);
  color: var(--color-on-brand);
  box-shadow: var(--shadow-brand);
}

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

.platform-intro {
  display: grid;
  margin-bottom: 28px;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr);
  gap: 28px;
  align-items: end;
}

.platform-intro h3 {
  margin-bottom: 0;
  font-size: clamp(26px, 3vw, 36px);
}

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

.download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

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

.download-card {
  min-width: 0;
  min-height: 330px;
}

.download-card__head {
  min-height: 58px;
}

.client-icon {
  width: var(--download-icon-size);
  height: var(--download-icon-size);
  flex-shrink: 0;
}

.download-card__description {
  margin-bottom: 0;
}

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

.download-card__actions .button {
  width: 100%;
  min-height: 50px;
  padding-inline: 18px;
}

.download-card__actions .button-primary {
  font-weight: 750;
}

.official-site {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.official-site a {
  font-family: var(--font-mono);
  font-weight: 700;
}

.requirements-block {
  margin-top: 36px;
}

.requirements-block h3 {
  font-size: 22px;
}

.requirements-block .data-table {
  min-width: 760px;
}

.core-shell {
  padding: clamp(22px, 4vw, 42px);
}

.core-shell__intro {
  display: grid;
  grid-template-columns: minmax(260px, var(--download-core-demo-width)) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: center;
}

.core-shell__intro > div:last-child p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.core-terminal {
  padding: 22px;
  font-family: var(--font-mono);
}

.core-terminal p {
  display: grid;
  margin-bottom: 0;
  padding-block: 8px;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 14px;
  border-bottom: 1px solid var(--color-ink-line);
  color: var(--color-ink-text);
}

.core-terminal p:last-child {
  border-bottom: 0;
}

.core-terminal span {
  color: var(--color-link);
}

.core-table {
  margin-top: 34px;
}

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

.button-compact {
  min-height: 42px;
  padding: 8px 16px;
  white-space: nowrap;
}

.installation-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.installation-grid .card {
  min-height: 300px;
}

.installation-grid .card p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.step-index {
  display: grid;
  width: var(--download-step-size);
  height: var(--download-step-size);
  margin-bottom: 22px;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--color-brand-soft);
  color: var(--color-brand-deep);
  font: 700 13px/1 var(--font-mono);
}

.card-cyan .step-index {
  background: var(--color-link-soft);
  color: var(--color-text);
}

.card-warning .step-index {
  background: var(--color-warning-soft);
  color: var(--color-text);
}

.post-install {
  display: grid;
  margin-top: 24px;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
}

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

.post-install p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.selection-table {
  min-width: 820px;
}

@media (max-width: 900px) {
  .download-hero .wrap {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

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

  .installation-grid .card {
    min-height: 0;
  }
}

@media (max-width: 800px) {
  .download-platform-tabs {
    padding-bottom: 6px;
  }

  .download-platform-tabs [role="tab"] {
    min-height: 46px;
  }

  .download-platform-tabs [role="tab"][aria-selected="true"] {
    color: var(--color-on-brand);
  }
}

@media (max-width: 720px) {
  .download-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

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

@media (max-width: 640px) {
  .download-hero .chip-row {
    justify-content: flex-start;
  }

  .download-hero__guide {
    padding: 22px;
  }

  .download-platform-tabs {
    margin-inline: 0;
    border-radius: var(--radius-medium);
  }

  .download-platform-tabs [role="tab"] {
    flex: 0 0 auto;
  }

  .download-card {
    min-height: 0;
    padding: 22px;
  }

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

  .core-shell {
    padding: 20px;
  }

  .core-terminal p {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 10px;
    font-size: 12px;
  }
}