.download-hero {
  position: relative;
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(64px, 9vw, 112px);
  overflow: hidden;
  border-bottom: 1px solid var(--color-line);
  text-align: center;
}

.download-aura {
  position: absolute;
  right: 6%;
  bottom: -42%;
  left: 6%;
  height: 520px;
  background: radial-gradient(ellipse at center, var(--color-accent-18), var(--color-accent-06) 34%, var(--color-transparent) 72%);
  pointer-events: none;
}

.download-hero-inner {
  position: relative;
  z-index: 1;
}

.download-hero h1 {
  max-width: 820px;
  margin: 24px auto 0;
}

.download-lead {
  max-width: 760px;
  margin: 22px auto 0;
  color: var(--color-text-muted);
  font-size: clamp(16px, 1.7vw, 19px);
}

.download-platform-links {
  margin-top: 32px;
}

.download-platform-links .platform-chip {
  min-height: 44px;
  background: var(--color-panel);
}

.download-platform-links .platform-chip:hover {
  border-color: var(--color-accent-55);
  color: var(--color-text);
}

.download-facts {
  display: flex;
  max-width: 860px;
  margin: 34px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--color-line);
  justify-content: center;
  gap: 0;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.download-facts span {
  padding-inline: 24px;
}

.download-facts span + span {
  border-left: 1px solid var(--color-line);
}

.download-tabs {
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.download-tabs .tab-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-left: 0;
  align-content: initial;
  gap: 10px;
}

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

.download-tabs .tab-rail [role="tab"] {
  min-height: 58px;
  justify-content: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  text-align: center;
}

.download-tabs .tab-rail [role="tab"]:hover {
  border-color: var(--color-text-muted);
}

.download-tabs .tab-rail [role="tab"][aria-selected="true"] {
  border-color: var(--color-accent);
  background: var(--color-accent-10);
  box-shadow: 0 0 20px var(--color-accent-18);
}

.platform-tab-icon {
  display: inline-flex;
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
}

.platform-tab-icon svg {
  width: 14px;
  height: 14px;
}

[aria-selected="true"] .platform-tab-icon {
  border-color: var(--color-accent-55);
  color: var(--color-accent);
}

.download-tabs .tab-panels {
  grid-column: 1;
  min-width: 0;
}

.download-panel {
  grid-column: 1;
  padding: clamp(22px, 4vw, 48px);
}

.platform-panel-head {
  display: flex;
  margin-bottom: 32px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.platform-panel-head > div {
  max-width: 760px;
}

.platform-panel-head h3 {
  margin-top: 6px;
}

.platform-panel-head p:last-child {
  margin-bottom: 0;
}

.download-panel .client-card {
  background: var(--color-panel-raised);
}

.download-panel .client-card + .client-card {
  margin-top: 24px;
}

.package-choice {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.72fr);
  padding: 20px;
  align-items: center;
  gap: 22px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
}

.package-choice-primary {
  border-color: var(--color-accent-55);
}

.package-name {
  margin-bottom: 4px;
  color: var(--color-text);
  font-weight: 600;
}

.package-detail {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.package-download {
  width: 100%;
  min-height: 52px;
}

.requirements {
  margin-top: 38px;
  padding-top: 32px;
  border-top: 1px solid var(--color-line);
}

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

.requirements .data-table {
  min-width: 680px;
}

.install-steps {
  display: grid;
  margin: 30px 0 0;
  padding-left: 0;
  gap: 14px;
  counter-reset: install-step;
  list-style: none;
}

.install-steps li {
  position: relative;
  padding: 18px 20px 18px 62px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-panel-raised);
  color: var(--color-text-muted);
  counter-increment: install-step;
}

.install-steps li::before {
  position: absolute;
  top: 18px;
  left: 18px;
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-accent-55);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  content: counter(install-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 10px;
}

.android-client-stack {
  display: grid;
  gap: 24px;
}

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

.linux-package-grid .package-choice {
  grid-template-columns: minmax(0, 1fr);
  align-content: space-between;
}

.secondary-architecture {
  padding: 22px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
}

.secondary-architecture .client-actions {
  margin-top: 18px;
}

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

.decision-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-line);
}

.decision-item {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  padding-top: 30px;
  padding-bottom: 30px;
  gap: 26px;
  border-bottom: 1px solid var(--color-line);
}

.decision-index {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 13px;
}

.decision-item h3 {
  font-size: 22px;
}

.decision-item p {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

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

.post-install-grid .card {
  min-height: 260px;
}

.post-install-grid .mono-label {
  margin-bottom: 18px;
  color: var(--color-accent);
}

@media (max-width: 900px) {
  .download-tabs .tab-rail {
    display: flex;
    max-width: 100%;
    padding-bottom: 8px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  .download-tabs .tab-rail [role="tab"] {
    width: auto;
    min-width: 170px;
    flex: none;
  }

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

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

@media (max-width: 768px) {
  .download-hero {
    padding-top: 48px;
    padding-bottom: 72px;
  }

  .download-facts {
    flex-direction: column;
    gap: 10px;
  }

  .download-facts span {
    padding-inline: 0;
  }

  .download-facts span + span {
    border-left: 0;
  }

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

  .post-install-grid .card {
    min-height: 0;
  }
}

@media (max-width: 640px) {
  .download-platform-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .download-platform-links .platform-chip {
    width: 100%;
    justify-content: center;
  }

  .download-tabs .tab-rail [role="tab"] {
    min-width: 148px;
  }

  .platform-panel-head {
    flex-direction: column;
  }

  .package-choice,
  .secondary-architecture {
    padding: 17px;
  }

  .install-steps li {
    padding: 58px 17px 18px;
  }

  .install-steps li::before {
    top: 17px;
    left: 17px;
  }

  .decision-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

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

@media (max-width: 420px) {
  .download-platform-links {
    grid-template-columns: minmax(0, 1fr);
  }

  .platform-tab-icon {
    width: 28px;
    height: 28px;
  }
}