.download-hero {
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(58px, 8vw, 108px);
}

.download-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr);
  gap: clamp(44px, 8vw, 110px);
  align-items: end;
}

.download-hero-copy {
  max-width: 760px;
}

.download-hero h1 {
  max-width: 720px;
  font-size: clamp(34px, 3.35vw, 48px);
}

.download-hero-lead {
  max-width: 710px;
  margin-bottom: 28px;
  color: var(--color-text-muted);
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.75;
}

.download-fact-row {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 10px;
}

.download-fact-row span {
  display: inline-flex;
  min-height: 36px;
  max-width: 100%;
  align-items: center;
  padding: 7px 15px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  font-size: 13px;
}

.download-index {
  padding: clamp(26px, 4vw, 40px);
}

.download-index-label {
  margin-bottom: 24px;
  color: var(--color-window-muted);
  font: 600 12px/1.5 var(--font-mono);
  letter-spacing: .14em;
}

.download-index dl {
  margin-bottom: 0;
}

.download-index dl div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 22px;
  padding-top: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-window-border);
}

.download-index dl div:first-child {
  padding-top: 0;
}

.download-index dl div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.download-index dt {
  color: var(--color-window-muted);
  font-size: 14px;
}

.download-index dd {
  margin: 0;
  color: var(--color-window-text);
  font: 14px/1.5 var(--font-mono);
  text-align: right;
}

.download-catalog {
  border-top: 1px solid var(--color-border);
}

.platform-tabs [role="tab"] {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.platform-tabs [role="tab"] svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.platform-intro {
  display: grid;
  grid-template-columns: minmax(260px, .78fr) minmax(0, 1.22fr);
  gap: clamp(30px, 7vw, 92px);
  align-items: start;
  padding-top: 34px;
  padding-bottom: 42px;
}

.platform-intro h2 {
  margin-bottom: 0;
}

.platform-intro > p {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 17px;
}

.download-card {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
}

.download-card-main > p {
  max-width: 720px;
  color: var(--color-text-muted);
}

.download-card-head {
  margin-bottom: 22px;
}

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

.package-notes {
  margin-bottom: 0;
  padding-left: 20px;
  color: var(--color-text-muted);
}

.package-notes li + li {
  margin-top: 10px;
}

.package-actions {
  justify-content: flex-start;
}

.package-choice {
  display: grid;
  gap: 9px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.package-choice:first-child {
  padding-top: 0;
  border-top: 0;
}

.package-choice-primary {
  padding-bottom: 8px;
}

.package-label {
  color: var(--color-text-muted);
  font: 600 12px/1.5 var(--font-mono);
  letter-spacing: .04em;
}

.package-choice .button {
  min-height: 52px;
}

.architecture-links {
  display: grid;
  gap: 10px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.architecture-links p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font: 600 12px/1.5 var(--font-mono);
  letter-spacing: .04em;
}

.architecture-links a {
  display: grid;
  min-height: 48px;
  gap: 2px;
  align-content: center;
  padding: 9px 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  color: var(--color-text);
  font-weight: 650;
  text-decoration: none;
}

.architecture-links a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

.architecture-links a span {
  color: var(--color-text-muted);
  font: 11px/1.5 var(--font-mono);
  overflow-wrap: anywhere;
}

.requirements-block {
  margin-top: 34px;
  padding-top: 36px;
  border-top: 1px solid var(--color-border);
}

.requirements-block h3 {
  margin-bottom: 22px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
}

.requirements-block .data-table {
  min-width: 720px;
}

.requirements-block th:first-child {
  width: 24%;
}

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

.selection-guide {
  background: var(--color-panel);
}

.decision-list {
  border-top: 1px solid var(--color-border);
}

.decision-row {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: clamp(22px, 5vw, 70px);
  padding-top: clamp(38px, 6vw, 68px);
  padding-bottom: clamp(38px, 6vw, 68px);
  border-bottom: 1px solid var(--color-border);
}

.decision-number {
  color: var(--color-accent);
  font: 600 13px/1.5 var(--font-mono);
  letter-spacing: .08em;
}

.decision-row h3 {
  font-family: var(--font-display);
  font-size: clamp(26px, 2.5vw, 36px);
  font-weight: 400;
}

.decision-row p {
  max-width: 790px;
  color: var(--color-text-muted);
}

.preparation-layout {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr);
  gap: clamp(48px, 9vw, 124px);
  align-items: start;
}

.preparation-copy {
  position: sticky;
  top: calc(var(--header-height) + 32px);
}

.preparation-copy > p:not(.eyebrow) {
  margin-bottom: 28px;
  color: var(--color-text-muted);
}

.preparation-steps {
  margin-bottom: 0;
  padding-left: 0;
  list-style: none;
  counter-reset: preparation;
}

.preparation-steps li {
  position: relative;
  padding-top: 34px;
  padding-bottom: 34px;
  padding-left: 72px;
  border-bottom: 1px solid var(--color-border);
  counter-increment: preparation;
}

.preparation-steps li:first-child {
  padding-top: 0;
}

.preparation-steps li::before {
  position: absolute;
  top: 34px;
  left: 0;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-accent-dark);
  content: counter(preparation, decimal-leading-zero);
  font: 600 12px/1 var(--font-mono);
}

.preparation-steps li:first-child::before {
  top: 0;
}

.preparation-steps h3 {
  font-size: 20px;
}

.preparation-steps p {
  color: var(--color-text-muted);
}

.download-notes {
  background: var(--color-window);
  color: var(--color-window-text);
}

.download-notes .eyebrow {
  color: var(--color-window-muted);
}

.download-notes h2,
.download-notes h3 {
  color: var(--color-white);
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--color-window-border);
  border-bottom: 1px solid var(--color-window-border);
}

.notes-grid article {
  min-width: 0;
  padding-top: 38px;
  padding-right: clamp(22px, 4vw, 52px);
  padding-bottom: 38px;
  padding-left: clamp(22px, 4vw, 52px);
  border-right: 1px solid var(--color-window-border);
}

.notes-grid article:first-child {
  padding-left: 0;
}

.notes-grid article:last-child {
  padding-right: 0;
  border-right: 0;
}

.notes-grid h3 {
  font-family: var(--font-display);
  font-size: 25px;
  font-weight: 400;
}

.notes-grid p {
  color: var(--color-window-muted);
}

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

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

  .download-card {
    grid-template-columns: minmax(0, 1fr) minmax(250px, 310px);
  }

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

  .preparation-copy {
    position: static;
  }

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

  .notes-grid article,
  .notes-grid article:first-child,
  .notes-grid article:last-child {
    padding-right: 0;
    padding-left: 0;
    border-right: 0;
    border-bottom: 1px solid var(--color-window-border);
  }

  .notes-grid article:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 720px) {
  .platform-intro {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

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

  .decision-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }
}

@media (max-width: 640px) {
  .download-hero {
    padding-top: 46px;
    padding-bottom: 58px;
  }

  .download-hero h1 {
    font-size: clamp(24px, 8vw, 30px);
  }

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

  .download-fact-row {
    justify-content: flex-start;
  }

  .platform-tabs [role="tab"] {
    padding-right: 16px;
    padding-left: 16px;
  }

  .platform-intro {
    padding-top: 24px;
    padding-bottom: 30px;
  }

  .platform-intro > p {
    font-size: 16px;
  }

  .download-card-head {
    align-items: flex-start;
  }

  .client-logo {
    width: 48px;
    height: 48px;
  }

  .package-choice .button {
    width: 100%;
  }

  .requirements-block {
    margin-top: 28px;
    padding-top: 28px;
  }

  .preparation-steps li {
    padding-left: 58px;
  }

  .preparation-steps li::before {
    width: 38px;
    height: 38px;
  }
}