.guide-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  max-width: var(--layout-max);
  margin: 0 auto;
  min-height: 60vh;
}

.guide-rail {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 32px 20px;
  position: sticky;
  top: var(--nav-height);
  align-self: start;
}

.guide-rail h2 {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--tactical-hud-green);
  margin-bottom: 16px;
}

.guide-rail ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.guide-rail li {
  font-size: 12px;
  color: var(--muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.guide-content {
  padding: 48px 32px;
}

.guide-content h1 {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  margin-bottom: 20px;
  border-left: 3px solid var(--accent);
  padding-left: 16px;
}

.guide-content h2 {
  font-size: 0.95rem;
  color: var(--tactical-amber);
  margin: 28px 0 12px;
}

.guide-content p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 14px;
  line-height: 1.75;
}

.guide-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
}

.guide-images img {
  max-width: 500px;
  max-height: 320px;
  width: 100%;
  object-fit: cover;
  border: 1px solid var(--border);
}

@media (max-width: 768px) {
  .guide-layout {
    grid-template-columns: 1fr;
  }

  .guide-rail {
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .guide-content {
    padding: 32px 20px;
  }

  .guide-images {
    grid-template-columns: 1fr;
  }

  .guide-images img {
    max-width: 100%;
    width: 100%;
    max-height: 220px;
  }
}

@media (max-width: 375px) {
  .guide-content,
  .guide-images {
    overflow: hidden;
    max-width: 100%;
  }
}