.download-hero {
  position: relative;
  overflow: clip;
  padding-top: clamp(64px, 9vw, 112px);
  padding-bottom: clamp(58px, 8vw, 96px);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-canvas);
}

.download-hero::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-mesh) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-mesh) 1px, transparent 1px);
  background-size: 42px 42px;
  content: "";
  opacity: 0.48;
  mask-image: linear-gradient(90deg, transparent, var(--color-text), transparent);
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, var(--color-text), transparent);
}

.download-hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 64%;
  background: linear-gradient(180deg, transparent, var(--color-canvas));
  content: "";
  pointer-events: none;
}

.download-hero-in {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: clamp(36px, 7vw, 96px);
}

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

.download-heading h1 {
  max-width: 680px;
  margin-bottom: 22px;
  font-size: clamp(34px, 3.4vw, 48px);
}

.download-label {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  gap: 9px;
  margin-bottom: 22px;
  padding: 7px 14px;
  overflow: hidden;
  border: 1px solid var(--color-warning);
  border-radius: var(--radius-pill);
  background: var(--color-warning);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.download-label span {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  border-radius: var(--radius-pill);
  background: var(--color-accent-deep);
}

.download-lead {
  max-width: 660px;
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.8;
}

.download-route {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--color-dark-edge);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-float);
}

.download-route::before {
  position: absolute;
  top: 0;
  right: 12%;
  left: 12%;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-trunk-start), var(--color-trunk-end));
  content: "";
}

.download-route-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-dark-line);
}

.download-route-head span {
  color: var(--color-dark-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.download-route-steps {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 8px 0 0;
  list-style: none;
}

.download-route-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.download-route-steps li + li {
  margin-top: 0;
  border-top: 1px solid var(--color-dark-line);
}

.download-route-steps li > span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-dark-edge);
  border-radius: var(--radius-pill);
  color: var(--color-dark-muted);
  font-family: var(--font-mono);
  font-size: 10px;
}

.download-route-steps strong {
  display: block;
  margin-bottom: 3px;
  color: var(--color-dark-text);
  font-size: 15px;
}

.download-route-steps p {
  margin-bottom: 0;
  color: var(--color-dark-muted);
  font-size: 13px;
}

.download-section-head {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  align-items: end;
  gap: clamp(28px, 7vw, 90px);
  margin-bottom: 40px;
}

.download-section-head h2,
.download-section-head p {
  margin-bottom: 0;
}

.download-section-head > p {
  max-width: 660px;
  color: var(--color-text-muted);
}

.download-tabs .tab-list {
  position: sticky;
  top: 10px;
  z-index: 20;
  box-shadow: var(--shadow-float);
}

.download-tabs .tab-list [role="tab"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
}

.download-tabs .tab-list svg {
  width: 18px;
  height: 18px;
}

.download-tabs [role="tabpanel"] {
  padding-top: 42px;
}

.platform-intro {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 22px;
  max-width: 900px;
  margin-bottom: 30px;
}

.platform-intro-icon {
  display: inline-flex;
  width: 58px;
  height: 58px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
  color: var(--color-text);
}

.platform-intro-icon svg {
  width: 26px;
  height: 26px;
}

.platform-intro h3 {
  margin-bottom: 8px;
}

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

.download-client-card {
  gap: 28px;
  border-radius: var(--radius-panel);
}

.download-client-card .client-card-head img {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
}

.download-client-card .badge-row {
  margin-bottom: 10px;
}

.download-client-card .client-card-title h3 {
  font-size: clamp(24px, 2.4vw, 32px);
}

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

.package-choice {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 22px;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel);
}

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

.package-choice-copy {
  flex: 1 1 auto;
}

.package-type {
  display: block;
  max-width: 100%;
  margin-bottom: 9px;
  overflow: hidden;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 650;
  letter-spacing: 0.1em;
}

.package-choice h4 {
  margin-bottom: 8px;
  font-size: 20px;
}

.package-choice p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

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

.package-note {
  display: grid;
  grid-template-columns: minmax(130px, 0.25fr) minmax(0, 1fr);
  gap: 22px;
  padding: 19px 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
}

.package-note p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.requirements-block {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(30px, 6vw, 72px);
  margin-top: 48px;
  padding-top: 42px;
  border-top: 1px solid var(--color-border);
}

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

.requirements-table-wrap {
  min-width: 0;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  -webkit-overflow-scrolling: touch;
}

.requirements-table-wrap .data-table {
  min-width: 560px;
}

.requirements-table-wrap .data-table tr:last-child td {
  border-bottom: 0;
}

.install-sequence {
  margin-top: 36px;
  padding: clamp(24px, 4vw, 36px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-canvas);
}

.install-sequence ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 0;
  padding-left: 0;
  list-style: none;
  counter-reset: install-step;
}

.install-sequence li {
  position: relative;
  margin-top: 0;
  padding-top: 46px;
  color: var(--color-text-muted);
  font-size: 14px;
  counter-increment: install-step;
}

.install-sequence li::before {
  position: absolute;
  top: 0;
  left: 0;
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background: var(--color-ink-panel);
  color: var(--color-dark-text);
  content: counter(install-step);
  font-family: var(--font-mono);
  font-size: 11px;
}

.install-sequence li strong {
  display: block;
  margin-bottom: 6px;
}

.android-client-stack {
  display: grid;
  gap: 22px;
}

.architecture-alternatives {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel);
}

.architecture-alternatives h4 {
  margin-bottom: 8px;
}

.architecture-alternatives p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.architecture-alternatives .client-downloads {
  justify-content: flex-end;
}

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

.decision-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
}

.decision-card {
  min-width: 0;
  padding: clamp(22px, 3vw, 30px);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-canvas);
}

.decision-number {
  display: block;
  margin-bottom: 54px;
  color: var(--color-accent-deep);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.decision-card h3 {
  font-size: 21px;
}

.decision-card p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.post-install-shell {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  align-items: start;
  gap: clamp(42px, 8vw, 104px);
}

.post-install-copy {
  position: sticky;
  top: 32px;
}

.post-install-copy > p:not(.eyebrow) {
  color: var(--color-text-muted);
}

.post-install-steps {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-border);
  list-style: none;
}

.post-install-steps li {
  display: grid;
  grid-template-columns: 138px minmax(0, 1fr);
  column-gap: 24px;
  padding-top: 26px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--color-border);
}

.post-install-steps li > span {
  grid-row: 1 / span 2;
  color: var(--color-accent-deep);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.post-install-steps h3 {
  margin-bottom: 7px;
  font-size: 20px;
}

.post-install-steps p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.faq-heading {
  margin-bottom: 34px;
}

@media (max-width: 980px) {
  .download-hero-in {
    grid-template-columns: minmax(0, 1fr);
  }

  .download-heading {
    max-width: 760px;
  }

  .download-route {
    max-width: 760px;
  }

  .install-sequence ol,
  .decision-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .post-install-copy {
    position: static;
  }
}

@media (max-width: 768px) {
  .download-heading h1 {
    font-size: clamp(24px, 7.4vw, 30px);
  }

  .download-section-head,
  .requirements-block {
    grid-template-columns: minmax(0, 1fr);
  }

  .download-section-head {
    align-items: start;
    gap: 18px;
  }

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

  .package-note {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

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

  .architecture-alternatives .client-downloads {
    justify-content: flex-start;
  }

  .architecture-alternatives .button {
    flex: 1 1 180px;
  }

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

  .post-install-steps li > span {
    grid-row: auto;
    margin-bottom: 8px;
  }
}

@media (max-width: 640px) {
  .download-hero {
    padding-top: 52px;
    padding-bottom: 56px;
  }

  .download-route {
    border-radius: var(--radius-large);
  }

  .download-tabs .tab-list [role="tab"] {
    padding-inline: 14px;
  }

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

  .platform-intro-icon {
    width: 50px;
    height: 50px;
  }

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

  .download-client-card .client-card-head img {
    width: 48px;
    height: 48px;
  }

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

  .decision-number {
    margin-bottom: 28px;
  }

  .requirements-table-wrap .data-table {
    min-width: 540px;
  }
}

@media (max-width: 390px) {
  .download-route {
    padding-inline: 20px;
  }

  .download-route-steps li {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 10px;
  }

  .download-client-card {
    padding-inline: 18px;
  }

  .download-client-card .client-card-head {
    gap: 12px;
  }

  .download-client-card .client-card-title h3 {
    font-size: 23px;
  }

  .package-choice {
    padding-inline: 18px;
  }
}