/* Guide page utilities */
.shadow-book {
  box-shadow: 0 25px 50px -12px rgba(21, 30, 61, 0.12);
}

.guide-chip {
  border: 1px solid #E2E8F0;
  background: #fff;
  color: #64748B;
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  line-height: 1.25rem;
}

/* 3-step story navigation */
.guide-story-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.5rem;
  border-bottom: 1px solid #E2E8F0;
  padding-bottom: 0.75rem;
}

.guide-story-nav__link {
  font-size: 0.8125rem;
  line-height: 1.4;
  color: #64748B;
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  text-align: center;
}

@media (min-width: 640px) {
  .guide-story-nav__link {
    font-size: 0.875rem;
  }
}

.guide-story-nav__link:hover {
  color: #4F46E5;
}

.guide-story-nav__link.is-active {
  color: #090D1C;
  border-bottom-color: #4F46E5;
  font-weight: 600;
}

/* Instruction box (upload section) */
.guide-instruction-box {
  border: 1px dashed #CBD5E1;
  border-radius: 0.75rem;
  background: #fff;
  padding: 1.25rem 1.5rem;
}

.guide-step-list {
  list-style: decimal;
  padding-left: 1.25rem;
  margin: 0;
}

.guide-step-list li {
  padding-left: 0.35rem;
}

/* Outputs grid */
.guide-outputs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .guide-outputs-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

.guide-output-card {
  display: flex;
  flex-direction: column;
}

/* Share feature list */
.guide-feature-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.guide-feature-item {
  padding-bottom: 0.25rem;
}

/* Screenshot frames */
.guide-screenshot-wrap {
  position: relative;
  width: 100%;
}

.guide-screenshot {
  display: block;
  width: 100%;
  border: 1px solid #E2E8F0;
  border-radius: 0.75rem;
  background: #F8FAFC;
  box-shadow: 0 1px 2px 0 rgba(21, 30, 61, 0.06);
}

.guide-screenshot--cover {
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.guide-screenshot-wrap--card .guide-screenshot--card {
  object-fit: cover;
  aspect-ratio: 4 / 3;
  transition: transform 0.5s ease;
}

.guide-screenshot-wrap--card.group:hover .guide-screenshot--card {
  transform: scale(1.05);
}

.guide-screenshot--portrait {
  aspect-ratio: 9 / 16;
  max-width: 17.5rem;
  margin-left: auto;
  margin-right: auto;
  object-fit: cover;
}

.guide-screenshot--contain {
  object-fit: contain;
  max-height: 30rem;
  background: #fff;
}

.guide-screenshot.is-missing {
  display: none;
}

.guide-img-fallback {
  min-height: 12rem;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  border: 1px solid #E2E8F0;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
  box-shadow: 0 1px 2px 0 rgba(21, 30, 61, 0.06);
  color: #64748B;
  font-size: 0.875rem;
  line-height: 1.5;
  text-align: center;
}

.guide-img-fallback.is-visible {
  display: flex;
}

.guide-img-fallback.hidden {
  display: none;
}

.guide-img-fallback.is-visible.hidden {
  display: flex;
}