.download-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: var(--line-thin) solid var(--color-border-soft);
}

.download-hero::before {
  position: absolute;
  top: 8%;
  right: -10%;
  width: 58%;
  height: 84%;
  content: "";
  pointer-events: none;
  background:
    repeating-radial-gradient(
      circle at 32% 54%,
      var(--color-transparent) 0 38px,
      var(--color-border-alpha) 39px 40px
    );
  opacity: 0.62;
}

.download-hero-grid {
  position: relative;
  z-index: 1;
  min-height: 560px;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.68fr);
  align-items: center;
  gap: clamp(34px, 7vw, 108px);
}

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

.download-heading .button-row {
  margin-top: 30px;
}

.download-route {
  position: relative;
  min-width: 0;
  padding: clamp(26px, 4vw, 44px);
  background-color: var(--color-panel-alpha);
  border: var(--line-thin) solid var(--color-border);
  border-radius: var(--radius-small);
}

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

.route-list::before {
  position: absolute;
  top: 21px;
  bottom: 21px;
  left: 17px;
  width: var(--line-thin);
  content: "";
  background: var(--color-web);
}

.route-list li {
  position: relative;
  min-width: 0;
  margin: 0;
  padding: 0 0 26px 54px;
  display: grid;
  grid-template-columns: 1fr;
}

.route-list li:last-child {
  padding-bottom: 0;
}

.route-index {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--color-accent-dark);
  background: var(--color-panel);
  border: var(--line-thin) solid var(--color-web);
  border-radius: var(--radius-circle);
  font: 700 9px/1 var(--font-mono);
}

.route-list strong {
  display: block;
  margin-bottom: 3px;
}

.route-list p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.7;
}

.download-tabs {
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.platform-intro {
  margin-bottom: 26px;
  padding: clamp(22px, 3vw, 34px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.42fr);
  gap: 28px;
  background: var(--color-panel-cool);
  border: var(--line-thin) solid var(--color-border);
  border-radius: var(--radius-small);
}

.platform-intro h3 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
}

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

.platform-note {
  min-width: 0;
  padding-left: 22px;
  border-left: var(--line-medium) solid var(--color-accent);
}

.platform-note strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

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

.download-client-grid .client-card {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.download-client-grid .client-card > p {
  color: var(--color-text-muted);
}

.download-client-grid .client-card-actions {
  margin-top: auto;
  padding-top: 6px;
}

.download-client-grid .badge-row {
  margin-top: 0;
  margin-bottom: 10px;
}

.download-client-grid .client-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.download-client-grid .client-meta {
  min-height: 18px;
  margin-bottom: 0;
}

.single-client-grid {
  grid-template-columns: minmax(0, 760px);
}

.text-link {
  color: var(--color-accent-dark);
  text-decoration: underline;
  text-decoration-color: var(--color-accent-pale);
  text-underline-offset: 0.18em;
}

.requirements-block {
  margin-top: 42px;
}

.requirements-block h3 {
  margin-bottom: 18px;
  font-family: var(--font-display);
  font-size: clamp(27px, 3vw, 36px);
}

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

.core-section {
  background: var(--color-panel-cool);
  border-top: var(--line-thin) solid var(--color-border);
  border-bottom: var(--line-thin) solid var(--color-border);
}

.core-table-wrap {
  background: var(--color-panel);
}

.core-table {
  min-width: 920px;
}

.core-table td:last-child {
  white-space: nowrap;
}

.button-small {
  min-height: 38px;
  padding-inline: 14px;
  font-size: 12px;
}

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

.core-notes .card p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.install-sequence {
  position: relative;
  max-width: 980px;
  display: grid;
}

.install-sequence::before {
  position: absolute;
  top: 29px;
  bottom: 29px;
  left: 28px;
  width: var(--line-thin);
  content: "";
  background: var(--color-web);
}

.sequence-item {
  position: relative;
  min-width: 0;
  padding: 0 0 38px 82px;
  display: grid;
  grid-template-columns: 1fr;
}

.sequence-item:last-child {
  padding-bottom: 0;
}

.sequence-number {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 57px;
  height: 57px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--color-paper);
  background: var(--color-accent);
  border: var(--line-thin) solid var(--color-accent-dark);
  border-radius: var(--radius-circle);
  font: 700 11px/1 var(--font-mono);
}

.sequence-item h3 {
  margin-top: 3px;
  font-family: var(--font-display);
  font-size: clamp(25px, 2.8vw, 34px);
}

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

.faq-section {
  background: var(--color-panel);
  border-top: var(--line-thin) solid var(--color-border);
}

@media (max-width: 960px) {
  .download-hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .download-route {
    max-width: 720px;
  }

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

  .platform-note {
    padding-top: 18px;
    padding-left: 0;
    border-top: var(--line-medium) solid var(--color-accent);
    border-left: 0;
  }
}

@media (max-width: 700px) {
  .download-hero::before {
    right: -35%;
    width: 100%;
    opacity: 0.38;
  }

  .download-hero-grid {
    gap: 34px;
  }

  .download-route {
    padding: 22px;
  }

  .platform-intro {
    padding: 20px;
  }

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

  .sequence-item {
    padding-left: 70px;
  }

  .sequence-number {
    width: 49px;
    height: 49px;
  }

  .install-sequence::before {
    left: 24px;
  }
}

@media (max-width: 480px) {
  .route-list li {
    padding-left: 48px;
  }

  .download-client-grid .client-card-actions,
  .download-client-grid .client-card-actions .button {
    width: 100%;
  }

  .sequence-item {
    padding-left: 62px;
  }

  .sequence-number {
    width: 44px;
    height: 44px;
  }

  .install-sequence::before {
    left: 21px;
  }
}