.back-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #536076;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}
.back-link i,
.back-link svg {
  width: 16px;
  height: 16px;
}
.install-hero {
  padding: 88px 0 72px;
  text-align: center;
}
.install-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(44px, 5vw, 64px);
  letter-spacing: -0.035em;
  line-height: 1.05;
}
.install-hero h1 em {
  color: var(--blue);
  font-style: normal;
}
.install-hero > p:not(.eyebrow) {
  max-width: 540px;
  margin: 0 auto 27px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}
.requirements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
  margin: 80px auto;
}
.requirements article {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 24px 28px;
  border-right: 1px solid var(--line);
}
.requirements article:last-child {
  border: 0;
}
.requirements i,
.requirements svg {
  width: 24px;
  height: 24px;
  color: var(--blue);
}
.requirements strong,
.requirements span {
  display: block;
}
.requirements strong {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.requirements span {
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.4;
  margin-top: 2px;
}
.requirements span code {
  font-size: 12px;
  padding: 1px 4px;
  background: #f1f5f9;
  border-radius: 3px;
}

.guide-heading h2 {
  margin: 0 0 35px;
  font-size: 42px;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.guide-card {
  position: relative;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
}
.guide-number {
  position: absolute;
  top: 25px;
  right: 27px;
  color: #c1c8d4;
  font:
    12px "JetBrains Mono",
    monospace;
}
.guide-card > i,
.guide-card > svg {
  width: 24px;
  height: 24px;
  color: var(--blue);
}
.guide-card h3 {
  margin: 18px 0 6px;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.guide-card > p {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.5;
}
.guide-card ol {
  display: grid;
  gap: 12px;
  margin: 22px 0;
  padding-left: 20px;
  color: #475569;
  font-size: 13.5px;
  line-height: 1.55;
}
.guide-card li::marker {
  color: var(--blue);
  font-weight: 800;
}
.guide-card code {
  padding: 2px 5px;
  border-radius: 4px;
  color: #334155;
  background: #f1f5f9;
  font:
    12px "JetBrains Mono",
    monospace;
}
.guide-card pre code {
  padding: 0;
  border-radius: 0;
  color: inherit;
  background: transparent;
  font: inherit;
}
.guide-card aside {
  display: grid;
  gap: 4px;
  margin-top: 12px;
  padding: 11px 13px;
  border-radius: 8px;
  background: #f5f9ff;
  color: #475569;
  font-size: 12.5px;
  line-height: 1.5;
}
.guide-card aside strong {
  color: var(--ink);
  font-size: 12.5px;
}
.guide-card pre {
  margin: 20px 0 0;
  padding: 14px 16px;
  border-radius: 8px;
  background: #182235;
  color: #dce7fb;
  font:
    12.5px/1.55 "JetBrains Mono",
    monospace;
}
.guide-card pre .prompt {
  color: #99e6c6;
}
.after-install {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  margin-bottom: 68px;
  padding: 39px 45px;
  border: 1px solid #dbeafe;
  border-radius: 17px;
  background: #f5f9ff;
}
.after-install h2 {
  margin: 0 0 6px;
  font-size: 30px;
  letter-spacing: -0.025em;
}
.after-install p:not(.eyebrow) {
  max-width: 540px;
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.6;
}
.after-install code {
  font:
    12.5px "JetBrains Mono",
    monospace;
  background: #e2e8f0;
  padding: 2px 5px;
  border-radius: 4px;
}
@media (max-width: 800px) {
  .install-hero {
    padding: 62px 0 48px;
  }
  .requirements,
  .guide-grid {
    grid-template-columns: 1fr;
  }
  .requirements article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .requirements article:last-child {
    border-bottom: 0;
  }
  .guide {
    padding: 80px 0;
  }
  .after-install {
    align-items: flex-start;
    flex-direction: column;
    padding: 30px;
  }
}
@media (max-width: 520px) {
  .install-hero h1 {
    font-size: 41px;
  }
  .guide-heading h2 {
    font-size: 34px;
  }
  .guide-card {
    padding: 24px;
  }
  .after-install h2 {
    font-size: 26px;
  }
}