.guide-header {
  background: rgba(7, 9, 11, 0.96);
  border-bottom-color: var(--line-soft);
}

.guide-main {
  min-height: 100vh;
  padding-top: var(--header-height);
}

.guide-hero {
  border-bottom: 1px solid var(--line);
  background: #0c1117;
}

.guide-hero-inner,
.guide-layout,
.related-guides {
  width: min(calc(100% - 48px), 1040px);
  margin: 0 auto;
}

.guide-hero-inner {
  padding: 88px 0 76px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 0.82rem;
}

.breadcrumbs a:hover,
.breadcrumbs a:focus-visible {
  color: white;
}

.guide-hero h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(2.6rem, 6vw, 5.1rem);
  font-weight: 900;
}

.guide-hero .lead {
  max-width: 760px;
  margin: 0;
  color: #c3cad2;
  font-size: 1.18rem;
}

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 76px;
  padding: 78px 0 100px;
}

.guide-content h2 {
  margin: 58px 0 18px;
  color: white;
  font-size: 2rem;
}

.guide-content h2:first-child {
  margin-top: 0;
}

.guide-content h3 {
  margin: 34px 0 12px;
  color: white;
  font-size: 1.25rem;
}

.guide-content p,
.guide-content li {
  color: #aeb6c0;
  font-size: 1rem;
  line-height: 1.75;
}

.guide-content ul {
  padding-left: 22px;
}

.guide-note {
  margin: 38px 0;
  padding: 24px 26px;
  border-left: 3px solid var(--green);
  background: var(--surface);
}

.guide-note strong {
  display: block;
  margin-bottom: 6px;
  color: white;
}

.guide-aside {
  align-self: start;
  position: sticky;
  top: calc(var(--header-height) + 30px);
  padding: 26px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.guide-aside img {
  width: 58px;
  height: 58px;
  margin-bottom: 20px;
  border-radius: 8px;
}

.guide-aside h2 {
  margin-bottom: 12px;
  font-size: 1.35rem;
}

.guide-aside .primary-button {
  width: 100%;
  margin-top: 18px;
  padding: 0 14px;
}

.related-wrap {
  border-top: 1px solid var(--line);
  background: #0c0f12;
}

.related-guides {
  padding: 70px 0;
}

.related-guides h2 {
  margin-bottom: 28px;
  font-size: 1.8rem;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.related-list a {
  min-height: 120px;
  padding: 23px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.related-list strong,
.related-list span {
  display: block;
}

.related-list strong {
  margin-bottom: 8px;
  color: white;
}

.related-list span {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

@media (max-width: 820px) {
  .guide-layout {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .guide-aside {
    position: static;
  }

  .related-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .guide-hero-inner,
  .guide-layout,
  .related-guides {
    width: calc(100% - 40px);
  }

  .guide-hero-inner {
    padding: 62px 0 54px;
  }

  .guide-layout {
    padding: 58px 0 80px;
  }
}