/* ============================================
   SCROLLYTELLING SIDEBAR STYLES
   For trans-journey.html reading guide
   Following radicalkjax.com Design System
   ============================================ */

/* ============================================
   MAIN PAGE LAYOUT
   ============================================ */

.scrolly-page {
  position: relative;
  min-height: 100vh;
  display: flex;
}

/* Override container for scrolly page */
.container:has(.scrolly-page) {
  max-width: 100% !important;
  padding: 0 !important;
}

/* ============================================
   SCROLLYTELLING SIDEBAR (FIXED LEFT)
   ============================================ */

.scrolly-sidebar {
  position: fixed;
  left: 20px;
  top: 150px;
  width: 300px;
  max-height: calc(100vh - 200px);
  background-color: #1a1a1a;
  border: 2px solid #6d105a;
  border-radius: 4px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
  z-index: 1000;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Collapsed state */
.scrolly-sidebar.collapsed {
  transform: translateX(-280px);
}

.scrolly-sidebar.collapsed .scrolly-collapse-btn {
  transform: rotate(180deg);
}

/* ============================================
   SIDEBAR HEADER
   ============================================ */

.scrolly-header {
  background-color: #6d105a;
  color: #ffffff;
  padding: 10px 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

.scrolly-header h3 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0;
}

.scrolly-collapse-btn {
  background: transparent;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 4px 8px;
  font-size: 1rem;
  transition: transform 0.3s ease, opacity 0.3s ease;
  line-height: 1;
}

.scrolly-collapse-btn:hover {
  opacity: 0.7;
}

/* ============================================
   CURRENT SECTION DISPLAY
   ============================================ */

.scrolly-current-section {
  padding: 15px;
  background: rgba(109, 16, 90, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

.section-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 5px;
}

#current-section-title {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: #f84ef8;
  line-height: 1.3;
}

.current-section-icon {
  margin-right: 8px;
  opacity: 0.8;
}

/* ============================================
   PROGRESS BAR
   ============================================ */

.scrolly-progress {
  padding: 10px 15px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 2px solid #f84ef8;
  flex-shrink: 0;
}

.scrolly-progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.scrolly-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #6d105a, #f84ef8);
  border-radius: 3px;
  width: 0%;
  transition: width 0.15s ease-out;
}

/* CSS Scroll-Driven Animation for progress bar (Chrome 115+) */
@supports (animation-timeline: scroll()) {
  .scrolly-progress-bar {
    animation: scrollProgress linear;
    animation-timeline: scroll(root);
  }

  @keyframes scrollProgress {
    from { width: 0%; }
    to { width: 100%; }
  }
}

.scrolly-progress-text {
  display: block;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: right;
  margin-top: 5px;
}

/* ============================================
   RELATED POSTS SECTION
   ============================================ */

.scrolly-related {
  padding: 0;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 2px solid #f84ef8;
  flex-shrink: 0;
  max-height: 180px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: #6d105a #1a1a1a;
}

.scrolly-related h4 {
  position: sticky;
  top: 0;
  background: rgba(26, 26, 26, 0.95);
  padding: 12px 15px 8px;
  margin: 0;
  z-index: 5;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: rgba(255, 255, 255, 0.9);
}

.scrolly-related .related-posts-list {
  padding: 10px 15px 15px;
}

.scrolly-related::-webkit-scrollbar {
  width: 6px;
}

.scrolly-related::-webkit-scrollbar-track {
  background: #1a1a1a;
}

.scrolly-related::-webkit-scrollbar-thumb {
  background-color: #6d105a;
  border-radius: 3px;
}

/* h4 styling moved to sticky header above */

.related-posts-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Related Post Card */
.related-post-card {
  display: block;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(248, 78, 248, 0.3);
  border-radius: 4px;
  padding: 12px;
  text-decoration: none;
  color: #fff;
  transition: all 0.3s ease;
}

.related-post-card:hover {
  border-color: rgba(248, 78, 248, 0.6);
  background: rgba(0, 0, 0, 0.4);
  transform: translateX(3px);
}

.related-post-title {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0 0 6px 0;
  line-height: 1.3;
  color: #fff;
}

.related-post-card:hover .related-post-title {
  color: #f84ef8;
}

.related-post-excerpt {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 8px 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-post-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
}

.related-post-arrow {
  color: #f84ef8;
  transition: transform 0.3s ease;
}

.related-post-card:hover .related-post-arrow {
  transform: translateX(3px);
}

/* Empty state */
.related-posts-empty {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  font-style: italic;
  text-align: center;
  padding: 10px;
}

/* ============================================
   SECTION NAVIGATION
   ============================================ */

.scrolly-sections {
  flex: 1;
  padding: 0;
  background: rgba(109, 16, 90, 0.15);
  border-top: 2px solid rgba(109, 16, 90, 0.8);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: #6d105a #1a1a1a;
  display: block;
}

.scrolly-sections::-webkit-scrollbar {
  width: 6px;
}

.scrolly-sections::-webkit-scrollbar-track {
  background: #1a1a1a;
}

.scrolly-sections::-webkit-scrollbar-thumb {
  background-color: #6d105a;
  border-radius: 3px;
}

.scrolly-sections h4 {
  position: sticky;
  top: 0;
  background: rgba(45, 20, 40, 0.98);
  padding: 12px 15px 8px;
  margin: 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: rgba(255, 255, 255, 0.9);
  z-index: 5;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#section-nav-list {
  list-style: none;
  margin: 0;
  padding: 10px 10px 15px 25px;
  position: relative;  /* This becomes the containing block for ALL dots */
}


.section-nav-item {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 28px;
  margin-bottom: 6px;
  scroll-margin-top: 40px;
}

.section-nav-item:last-child {
  margin-bottom: 0;
}

/* Section dot */
.section-nav-item::before {
  content: '';
  position: absolute;
  left: -17px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #f84ef8;
  transition: all 0.3s ease;
}

.section-nav-item.active::before {
  background: #fff;
  box-shadow: 0 0 8px rgba(248, 78, 248, 0.8);
}

.section-nav-item.visited::before {
  background: #6d105a;
}

/* Section link */
.section-nav-link {
  display: flex;
  align-items: center;
  flex: 1;
  padding: 4px 8px 4px 6px;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.75rem;
  border-radius: 3px;
  transition: all 0.3s ease;
  line-height: 1.2;
  word-wrap: break-word;
  overflow-wrap: break-word;
  box-sizing: border-box;
}

.section-nav-link:hover {
  background: rgba(248, 78, 248, 0.1);
  color: #fff;
}

.section-nav-item.active .section-nav-link {
  background: rgba(248, 78, 248, 0.2);
  color: #f84ef8;
  font-weight: 600;
}

.section-nav-icon {
  margin-right: 8px;
  width: 16px;
  text-align: center;
  opacity: 0.7;
}

.section-nav-item.active .section-nav-icon {
  opacity: 1;
}

/* ============================================
   MOBILE TOGGLE BUTTON
   ============================================ */

.scrolly-mobile-toggle {
  display: none;
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #6d105a;
  border: 2px solid #fff;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  z-index: 999;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  align-items: center;
  justify-content: center;
}

.scrolly-mobile-toggle:hover {
  transform: scale(1.1);
  background: #f84ef8;
}

/* ============================================
   MAIN CONTENT AREA
   ============================================ */

.scrolly-content-area {
  flex: 1;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  padding-left: calc(320px + 40px);
}

/* Section markers in content */
.journey-section {
  scroll-margin-top: 100px;
}

.journey-section[data-section-active="true"] {
  /* Optional: highlight active section */
}

/* ============================================
   RETURN BANNER (for blog posts)
   ============================================ */

.return-to-journey {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #6d105a, #3d0833);
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 2000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.return-to-journey.visible {
  transform: translateY(0);
}

.return-to-journey-text {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
}

.return-to-journey-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  padding: 8px 16px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.85rem;
  transition: all 0.3s ease;
}

.return-to-journey-link:hover {
  background: rgba(255, 255, 255, 0.2);
}

.return-to-journey-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  padding: 4px;
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

.return-to-journey-close:hover {
  color: #fff;
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

/* Tablet: Narrower sidebar */
@media (max-width: 1200px) and (min-width: 993px) {
  .scrolly-sidebar {
    width: 260px;
    left: 15px;
  }

  .scrolly-content-area {
    padding-left: calc(275px + 30px);
  }
}

/* Mobile: Overlay sidebar */
@media (max-width: 992px) {
  .scrolly-page {
    flex-direction: column;
  }

  .scrolly-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    max-width: 350px;
    height: 100%;
    max-height: 100vh;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 2000;
    border-radius: 0;
    border-left: none;
  }

  .scrolly-sidebar.mobile-open {
    transform: translateX(0);
  }

  .scrolly-sidebar.collapsed {
    transform: translateX(-100%);
  }

  .scrolly-mobile-toggle {
    display: flex;
  }

  .scrolly-content-area {
    padding-left: 20px;
    padding-right: 20px;
    max-width: 100%;
  }

  /* Mobile overlay backdrop */
  .scrolly-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
  }

  .scrolly-backdrop.visible {
    display: block;
  }
}

/* Small Mobile */
@media (max-width: 576px) {
  .scrolly-sidebar {
    max-width: 100%;
  }

  .scrolly-mobile-toggle {
    bottom: 70px;
    right: 15px;
    width: 50px;
    height: 50px;
    font-size: 20px;
  }

  .scrolly-content-area {
    padding: 15px;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* Focus states */
.scrolly-collapse-btn:focus,
.section-nav-link:focus,
.related-post-card:focus,
.scrolly-mobile-toggle:focus {
  outline: 2px solid #f84ef8;
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .scrolly-sidebar,
  .scrolly-progress-bar,
  .section-nav-item::before,
  .related-post-card,
  .return-to-journey {
    transition: none;
  }

  @supports (animation-timeline: scroll()) {
    .scrolly-progress-bar {
      animation: none;
    }
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .scrolly-sidebar,
  .scrolly-mobile-toggle,
  .return-to-journey {
    display: none !important;
  }

  .scrolly-content-area {
    padding-left: 0 !important;
    max-width: 100% !important;
  }
}