/**
 * Scrollytelling CSS
 * For interactive story pages with sticky images
 */

/* ============================================
   Scrollytelling Hero
   ============================================ */
.scrolly-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
  background: linear-gradient(135deg, rgba(47, 136, 193, 0.05), rgba(134, 102, 162, 0.05));
}

.scrolly-hero__container {
  max-width: 800px;
}

.scrolly-hero__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.scrolly-hero__subtitle {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: #666;
  margin: 0;
}

/* ============================================
   Scrollytelling Container
   ============================================ */
.main--scrollytelling {
  padding: 0;
}

.scrolly-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-md);
  padding-bottom: 0;
}

/* ============================================
   Scrollytelling Sections
   ============================================ */
.scrolly-section {
  margin-bottom: var(--space-2xl);
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scrolly-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.scrolly-section__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
  min-height: 70vh;
}

.scrolly-section__text {
  padding: var(--space-xl) 0;
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.scrolly-section.is-visible .scrolly-section__text {
  opacity: 1;
  transform: translateX(0);
}

.scrolly-section__text h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.scrolly-section__text p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
  color: var(--color-text);
}

.scrolly-section__lead {
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-accent-1);
  border-left: 4px solid var(--color-accent-1);
  padding-left: var(--space-md);
  margin-bottom: var(--space-lg) !important;
}

.scrolly-section__author {
  font-style: italic;
  color: #666;
  margin-top: var(--space-xl) !important;
  text-align: right;
}

/* ============================================
   Sticky Images
   ============================================ */
.scrolly-section__image {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.scrolly-section__image img {
  width: 100%;
  height: auto;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--color-text);
}

.scrolly-section__caption {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: #666;
  font-style: italic;
  line-height: 1.5;
}

/* ============================================
   Alternating Layout
   ============================================ */
.scrolly-section:nth-child(even) .scrolly-section__content {
  grid-template-columns: 1fr 1fr;
}

.scrolly-section:nth-child(even) .scrolly-section__text {
  order: 2;
}

.scrolly-section:nth-child(even) .scrolly-section__image {
  order: 1;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .scrolly-section__content {
    gap: var(--space-xl);
  }
  
  .scrolly-section__image {
    top: 80px;
  }
}

@media (max-width: 768px) {
  .scrolly-hero {
    min-height: 40vh;
    padding: var(--space-xl) var(--space-md);
  }
  
  .scrolly-container {
    padding: var(--space-xl) var(--space-md);
  }
  
  .scrolly-section {
    margin-bottom: var(--space-xl);
  }
  
  .scrolly-section__content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    min-height: auto;
  }
  
  .scrolly-section__text {
    padding: 0;
  }
  
  .scrolly-section__image {
    position: relative;
    top: 0;
  }
  
  /* Reset alternating layout on mobile */
  .scrolly-section:nth-child(even) .scrolly-section__content {
    grid-template-columns: 1fr;
  }
  
  .scrolly-section:nth-child(even) .scrolly-section__text {
    order: 1;
  }
  
  .scrolly-section:nth-child(even) .scrolly-section__image {
    order: 2;
  }
}

/* ============================================
   Text-Only Sections (Dynamic Layout)
   ============================================ */
.scrolly-section--text-only .scrolly-section__content {
  display: block;
  min-height: auto;
}

.scrolly-section--text-only .scrolly-section__content--center {
  max-width: 900px;
  margin: 0 auto;
}

.scrolly-section--text-only .scrolly-section__text-box {
  background: linear-gradient(135deg, rgba(47, 136, 193, 0.03), rgba(134, 102, 162, 0.03));
  padding: var(--space-2xl);
  border-left: 4px solid var(--color-accent-1);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.scrolly-section--text-only.is-visible .scrolly-section__text-box {
  opacity: 1;
  transform: translateY(0);
}

.scrolly-section--text-only .scrolly-section__text-box h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--space-xl);
  color: var(--color-text);
  text-align: center;
}

.scrolly-section--text-only .scrolly-section__text-box h3 {
  font-size: 1.25rem;
  color: var(--color-accent-1);
  margin-bottom: var(--space-sm);
}

/* Feature Grid for I-Laute */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: rgba(255, 255, 255, 0.6);
  border-radius: 4px;
}

.feature-item {
  text-align: center;
}

.feature-item h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.feature-examples {
  font-size: 1.125rem;
  color: var(--color-accent-2);
  margin: 0 !important;
}

/* Highlight Box */
.highlight-box {
  background: linear-gradient(135deg, rgba(201, 88, 88, 0.08), rgba(242, 156, 80, 0.08));
  border-left: 4px solid var(--color-accent-2);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  font-size: 1.0625rem;
}

.highlight-box p {
  margin: 0 !important;
  line-height: 1.8;
}

/* Rule List */
.rule-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.rule-item {
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 255, 255, 0.5);
  border-left: 3px solid var(--color-accent-4);
  transition: all 0.3s ease;
}

.rule-item:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: translateX(8px);
  box-shadow: var(--shadow-sm);
}

.rule-item strong {
  display: block;
  font-size: 1.125rem;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.rule-item p {
  margin: var(--space-xs) 0 0 0 !important;
  color: #555;
  line-height: 1.7;
}

.rule-item p:last-child {
  margin-bottom: 0 !important;
}

/* Responsive for Text-Only */
@media (max-width: 768px) {
  .scrolly-section--text-only .scrolly-section__text-box {
    padding: var(--space-lg);
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .rule-item:hover {
    transform: translateX(0);
  }
}

/* ============================================
   Scroll to Top Button
   ============================================ */
.scroll-to-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 2px solid var(--color-text);
  color: var(--color-text);
  transition: all var(--transition-base);
  cursor: pointer;
}

.scroll-to-top:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
  transform: translateY(-4px);
}

.scroll-to-top svg {
  transform: rotate(180deg);
}