.download-mast {
  position: relative;
  overflow: hidden;
  padding-top: 86px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-canvas);
}

.download-mast::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  opacity: .18;
  -webkit-mask-image: radial-gradient(circle at 78% 38%, var(--color-ink), transparent 58%);
  mask-image: radial-gradient(circle at 78% 38%, var(--color-ink), transparent 58%);
}

.download-mast::after {
  position: absolute;
  top: -120px;
  right: -80px;
  width: 520px;
  height: 520px;
  pointer-events: none;
  border: 1px solid var(--color-accent-wire);
  border-radius: var(--radius-pill);
  box-shadow:
    0 0 0 46px var(--color-accent-faint),
    0 0 0 92px var(--color-accent-faint);
  content: "";
  opacity: .55;
}

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

.download-mast h1 {
  max-width: 830px;
  margin-bottom: 22px;
}

.download-mast .lead {
  max-width: 760px;
  margin-bottom: 0;
}

.download-mast .lead strong {
  color: var(--color-ink);
}

.download-facts {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
  padding: 0;
  list-style: none;
}

.download-facts li {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  gap: 8px;
  padding-inline: 13px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-canvas);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  font-size: .74rem;
  box-shadow: var(--shadow-button);
}

.download-facts li::before {
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  content: "";
}

.download-platforms {
  padding-top: 88px;
}

.download-tabs {
  min-width: 0;
}

.platform-tab-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.platform-tab-list .tab-button {
  width: 100%;
  justify-content: center;
}

.platform-tab-list .tab-button::before {
  display: none;
}

.platform-tab-list .tab-button svg {
  width: 18px;
  height: 18px;
  flex: none;
}

.platform-panel {
  margin-top: 28px;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.platform-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 58px;
  align-items: start;
  gap: 28px;
  margin-bottom: 28px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--color-border);
}

.platform-intro h3 {
  margin-bottom: 10px;
}

.platform-intro p:last-child {
  max-width: 790px;
  margin-bottom: 0;
  color: var(--color-ink-muted);
}

.platform-path {
  margin-bottom: 10px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: .74rem;
}

.platform-mark {
  display: inline-flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
  color: var(--color-accent-dark);
  box-shadow: var(--shadow-button);
}

.platform-mark svg {
  width: 25px;
  height: 25px;
}

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

.featured-client {
  border-color: var(--color-border-strong);
}

.client-card {
  background: var(--color-canvas);
}

.client-head img {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.client-title .badge {
  margin-bottom: 5px;
}

.client-card > p {
  color: var(--color-ink-muted);
}

.package-choice {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, .42fr);
  align-items: center;
  gap: 24px;
  margin-top: 16px;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
}

.package-choice-primary {
  border-color: var(--color-accent-wire);
  background: var(--color-accent-faint);
}

.package-choice h4 {
  margin-bottom: 7px;
  font-size: 1.02rem;
}

.package-choice p:last-child {
  margin-bottom: 0;
  color: var(--color-ink-muted);
  font-size: .88rem;
}

.package-label {
  margin-bottom: 5px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}

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

.package-choice-primary .package-download {
  border-color: var(--color-accent-dark);
  background: var(--color-accent-dark);
  color: var(--color-canvas);
}

.package-choice-primary .package-download:hover {
  border-color: var(--color-ink);
  background: var(--color-ink);
}

.android-client-grid {
  align-items: start;
}

.linux-package-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.linux-package-grid .package-choice {
  grid-template-columns: 1fr;
  align-content: space-between;
}

.architecture-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin-top: 18px;
  padding: 20px;
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
}

.architecture-links h4 {
  margin-bottom: 5px;
}

.architecture-links p {
  margin-bottom: 0;
  color: var(--color-ink-muted);
  font-size: .86rem;
}

.architecture-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
}

.requirements-block {
  margin-top: 34px;
  padding-top: 30px;
  border-top: 1px solid var(--color-border);
}

.requirements-block h3 {
  margin-bottom: 18px;
}

.requirements-block .data-table-wrap {
  background: var(--color-canvas);
}

.download-method {
  padding-top: 90px;
  padding-bottom: 90px;
}

.download-method-grid {
  display: grid;
  grid-template-columns: minmax(250px, .7fr) minmax(0, 1.3fr);
  gap: 68px;
  align-items: start;
}

.download-method header {
  position: sticky;
  top: 28px;
}

.download-method header p:last-child {
  margin-bottom: 0;
}

.decision-list {
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--color-white-muted);
}

.decision-list li {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 20px;
  padding-top: 25px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--color-white-muted);
}

.decision-list > li > span {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
}

.decision-list h3 {
  margin-bottom: 7px;
  font-size: 1.08rem;
}

.decision-list p {
  margin-bottom: 0;
  color: var(--color-white-muted);
  font-size: .9rem;
}

.post-install-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(270px, .65fr);
  gap: 34px;
  align-items: start;
}

.post-install-steps {
  padding: 0;
  list-style: none;
}

.post-install-steps li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 18px;
  padding-top: 22px;
  padding-bottom: 22px;
  border-top: 1px solid var(--color-border);
}

.post-install-steps li:last-child {
  border-bottom: 1px solid var(--color-border);
}

.step-index {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
}

.post-install-steps h3 {
  margin-bottom: 7px;
  font-size: 1.08rem;
}

.post-install-steps p {
  margin-bottom: 0;
  color: var(--color-ink-muted);
  font-size: .91rem;
}

.next-guide {
  position: sticky;
  top: 28px;
}

.next-guide p:not(.field-path) {
  color: var(--color-ink-muted);
}

.download-faq {
  padding-top: 84px;
  border-top: 1px solid var(--color-border);
  background: var(--color-panel);
}

.download-faq .faq-list {
  background: var(--color-canvas);
}

.download-faq .faq-item {
  padding-inline: 22px;
}

@media (max-width: 900px) {
  .package-choice {
    grid-template-columns: 1fr;
  }

  .download-method-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .download-method header,
  .next-guide {
    position: static;
  }

  .post-install-layout {
    grid-template-columns: 1fr;
  }

  .architecture-links {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .download-mast {
    padding-top: 64px;
    padding-bottom: 58px;
  }

  .download-mast::after {
    top: -180px;
    right: -260px;
  }

  .platform-tab-list {
    display: flex;
  }

  .platform-tab-list .tab-button {
    width: auto;
    min-width: 132px;
  }

  .platform-panel {
    padding: 22px;
  }

  .android-client-grid,
  .linux-package-grid {
    grid-template-columns: 1fr;
  }

  .download-method {
    padding-top: 72px;
    padding-bottom: 72px;
  }
}

@media (max-width: 640px) {
  .download-mast {
    padding-top: 52px;
    padding-bottom: 48px;
  }

  .download-facts {
    gap: 7px;
  }

  .download-facts li {
    padding-inline: 10px;
    font-size: .68rem;
  }

  .download-platforms {
    padding-top: 70px;
  }

  .platform-panel {
    margin-top: 20px;
    padding: 18px;
  }

  .platform-intro {
    grid-template-columns: minmax(0, 1fr) 44px;
    gap: 14px;
  }

  .platform-mark {
    width: 42px;
    height: 42px;
  }

  .platform-mark svg {
    width: 20px;
    height: 20px;
  }

  .package-choice {
    padding: 17px;
  }

  .architecture-actions {
    flex-direction: column;
  }

  .architecture-actions a {
    width: 100%;
  }

  .decision-list li {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 13px;
  }

  .post-install-steps li {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 13px;
  }

  .step-index {
    width: 36px;
    height: 36px;
  }

  .download-faq .faq-item {
    padding-inline: 14px;
  }
}

@media (max-width: 390px) {
  .platform-intro {
    grid-template-columns: 1fr;
  }

  .platform-mark {
    display: none;
  }

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

  .package-download {
    padding-inline: 12px;
  }
}