.download-hero {
  position: relative;
  border-bottom: 1px solid var(--color-border);
  background:
    linear-gradient(90deg, var(--color-text-faint) 1px, var(--color-transparent) 1px),
    linear-gradient(0deg, var(--color-grid-blue) 1px, var(--color-transparent) 1px),
    var(--color-bg-panel-2);
  background-size: 36px 100%, 100% 36px, 100% 100%;
  box-shadow: inset 0 -24px 42px var(--color-shadow);
}

.download-hero::before {
  position: absolute;
  top: 16%;
  right: -12%;
  width: 48%;
  height: 68%;
  content: "";
  pointer-events: none;
  border: 1px solid var(--color-accent-mid);
  border-radius: 50%;
  background: var(--color-accent-soft);
  filter: blur(74px);
  opacity: 0.44;
}

.download-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(330px, 0.82fr);
  align-items: center;
  gap: 58px;
}

.download-hero-copy {
  min-width: 0;
}

.download-hero-copy h1 {
  max-width: 850px;
}

.download-hero-copy .lead {
  margin-bottom: 26px;
}

.download-check-panel h2 {
  font-size: clamp(27px, 3vw, 38px);
}

.check-sequence {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: check-step;
}

.check-sequence li {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  column-gap: 14px;
  padding: 17px 0;
  border-top: 1px dashed var(--color-border);
  counter-increment: check-step;
}

.check-sequence li::before {
  grid-row: 1 / 3;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  content: counter(check-step, decimal-leading-zero);
  border: 1px solid var(--color-error);
  color: var(--color-error);
  background: var(--color-error-soft);
  font-family: var(--font-mono);
  font-size: 0.73rem;
}

.check-sequence strong {
  align-self: end;
}

.check-sequence span {
  color: var(--color-text-muted);
  font-size: 0.91rem;
}

.section-heading,
.core-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 34px;
}

.section-heading > *,
.core-heading > * {
  min-width: 0;
}

.section-heading h2,
.core-heading h2 {
  margin-bottom: 0;
}

.section-heading > p {
  max-width: 520px;
  margin-bottom: 5px;
}

.platform-intro {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 30px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--color-border);
}

.platform-intro > div {
  min-width: 0;
}

.platform-intro h2 {
  margin-bottom: 12px;
  font-size: clamp(28px, 3.4vw, 42px);
}

.platform-intro p {
  max-width: 820px;
  margin-bottom: 0;
}

.platform-code {
  min-width: max-content;
  padding: 9px 12px;
  border: 1px solid var(--color-accent-dark);
  color: var(--color-accent);
  background: var(--color-accent-soft);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

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

.client-card {
  display: flex;
  flex-direction: column;
}

.client-card p {
  overflow-wrap: anywhere;
}

.client-card .client-actions {
  margin-top: auto;
  padding-top: 7px;
}

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

.client-title h3 {
  margin-top: 10px;
  margin-bottom: 0;
}

.client-title .badge-row {
  min-height: 29px;
}

.official-site a {
  color: var(--color-accent);
  font-family: var(--font-mono);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.ios-single {
  max-width: 760px;
}

.requirement-block {
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid var(--color-border);
}

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

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

.core-heading {
  align-items: center;
}

.core-heading .lead {
  margin-bottom: 0;
}

.nameplate-large {
  min-width: 190px;
  display: grid;
  gap: 4px;
  padding: 18px 22px;
  border: 1px solid var(--color-border);
  border-bottom-width: 5px;
  color: var(--color-text-muted);
  background: var(--color-bg-panel-2);
  box-shadow: inset 0 1px 0 var(--color-white-glint), 8px 10px 0 var(--color-black-soft);
  font-family: var(--font-mono);
  text-align: center;
}

.nameplate-large span {
  font-size: 0.67rem;
  letter-spacing: 0.17em;
}

.nameplate-large strong {
  color: var(--color-accent);
  font-size: 1.15rem;
  letter-spacing: 0.1em;
}

.core-table-wrap {
  border: 1px solid var(--color-border);
  box-shadow: 12px 14px 0 var(--color-black-soft);
}

.core-table {
  min-width: 900px;
}

.core-table td:last-child {
  min-width: 150px;
}

.core-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.install-sequence {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  border: 1px solid var(--color-border);
  background: var(--color-bg-panel);
  box-shadow: 13px 15px 0 var(--color-black-soft);
  list-style: none;
}

.install-sequence li {
  min-width: 0;
  display: grid;
  grid-template-columns: 98px minmax(0, 1fr);
  gap: 26px;
  padding: 28px;
  border-bottom: 1px solid var(--color-border);
}

.install-sequence li:last-child {
  border-bottom: 0;
}

.sequence-number {
  min-height: 62px;
  display: grid;
  place-items: center;
  align-self: start;
  border: 1px solid var(--color-error);
  color: var(--color-error);
  background:
    repeating-linear-gradient(
      90deg,
      var(--color-error-soft) 0,
      var(--color-error-soft) 1px,
      var(--color-transparent) 1px,
      var(--color-transparent) 8px
    ),
    var(--color-bg-panel-2);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
}

.install-sequence h3 {
  margin-bottom: 8px;
}

.install-sequence p {
  margin-bottom: 0;
}

.install-links {
  margin-top: 28px;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.34fr) minmax(0, 0.66fr);
  align-items: start;
  gap: 44px;
}

.faq-intro {
  position: sticky;
  top: 24px;
  min-width: 0;
  padding-right: 30px;
  border-right: 1px solid var(--color-border);
}

.faq-intro .btn {
  margin-top: 8px;
}

.faq-answer p {
  overflow-wrap: anywhere;
}

@media (max-width: 1040px) {
  .download-hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .download-check-panel {
    max-width: 760px;
  }

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

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

  .faq-intro {
    position: static;
    padding-right: 0;
    padding-bottom: 26px;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }
}

@media (max-width: 760px) {
  .section-heading,
  .core-heading,
  .platform-intro {
    align-items: start;
    flex-direction: column;
    gap: 18px;
  }

  .nameplate-large {
    width: 100%;
  }

  .install-sequence li {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 18px;
    padding: 22px 18px;
  }

  .sequence-number {
    min-height: 52px;
  }
}

@media (max-width: 480px) {
  .download-hero::before {
    right: -42%;
    width: 92%;
  }

  .check-sequence li {
    grid-template-columns: 42px minmax(0, 1fr);
    column-gap: 10px;
  }

  .check-sequence li::before {
    width: 34px;
    height: 34px;
  }

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

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

  .sequence-number {
    width: 64px;
  }

  .platform-code {
    min-width: 0;
    max-width: 100%;
    overflow-wrap: anywhere;
  }
}