/* /css/toc-sticky.css - Sticky table of contents for long content */

/* Anchor offset for sticky header */
[id^="section-"] {
  scroll-margin-top: 150px;
}

/* Fixed sidebar - hidden by default */
.toc-sidebar-fixed {
  display: none;
}

@media (max-width: 1023px) {
  [id^="section-"] {
    scroll-margin-top: 850px;
  }
}

/* Offset main content when fixed sidebar is present */
@media (min-width: 1024px) {
  /* Add class has-fixed-toc to main element for pages with fixed TOC */
  main.has-fixed-toc {
    padding-left: 300px; /* Account for fixed sidebar width (260px + 24px gap + padding) */
  }

  main.has-fixed-toc section .container {
    max-width: 900px;
    margin-right: auto;
    margin-left: 0;
  }
}

/* Desktop: 2-column layout with sticky sidebar */
@media (min-width: 1024px) {
  .article-with-toc {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 48px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
  }

  .toc-sidebar {
    position: sticky;
    top: 100px; /* Below sticky header */
    height: fit-content;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding: 24px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #e5e7eb;
  }

  /* Fixed sidebar variant - for pages without article-with-toc wrapper */
  .toc-sidebar-fixed {
    display: block;
    position: fixed;
    left: 24px; /* In RTL, left is the end side */
    top: 120px;
    width: 260px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    padding: 20px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #e5e7eb;
    z-index: 100;
  }

  .toc-sidebar-fixed h2 {
    font-size: 15px;
    font-weight: 700;
    margin: 0 0 14px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid #c9a55c;
    color: #1a1a1a;
  }

  .toc-sidebar-fixed nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .toc-sidebar-fixed .toc-link {
    display: block;
    padding: 8px 10px;
    font-size: 13px;
    color: #4a5568;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s ease;
    border-right: 3px solid transparent;
    line-height: 1.4;
  }

  .toc-sidebar-fixed .toc-link:hover {
    background: #fefce8;
    color: #c9a55c;
  }

  .toc-sidebar-fixed .toc-link.active {
    background: #fefce8;
    color: #c9a55c;
    border-right-color: #c9a55c;
    font-weight: 600;
  }

  .toc-sidebar h2 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 16px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid #c9a55c;
    color: #1a1a1a;
  }

  .toc-sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .toc-sidebar .toc-link {
    display: block;
    padding: 10px 12px;
    font-size: 14px;
    color: #4a5568;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    border-right: 3px solid transparent;
  }

  .toc-sidebar .toc-link:hover {
    background: #fefce8;
    color: #c9a55c;
  }

  .toc-sidebar .toc-link.active {
    background: #fefce8;
    color: #c9a55c;
    border-right-color: #c9a55c;
    font-weight: 600;
  }

  /* Nested TOC items */
  .toc-sidebar .toc-link[data-level="2"] {
    padding-right: 24px;
    font-size: 13px;
  }

  .toc-sidebar .toc-link[data-level="3"] {
    padding-right: 36px;
    font-size: 12px;
  }

  .article-content {
    min-width: 0; /* Prevent grid blowout */
  }

  /* Hide mobile TOC on desktop */
  .toc-mobile {
    display: none;
  }
}

/* Mobile: Collapsible TOC at top */
@media (max-width: 1023px) {
  .toc-sidebar {
    display: none;
  }

  .toc-mobile {
    margin: 16px;
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid #c9a55c;
    background: #fff;
    box-shadow: 0 4px 20px rgba(201, 165, 92, 0.25);
  }

  .toc-mobile summary {
    padding: 18px 20px;
    font-weight: 700;
    font-size: 18px;
    cursor: pointer;
    list-style: none;
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
    color: #1a1a1a;
    border-bottom: 1px solid #e5e7eb;
  }

  .toc-mobile summary::-webkit-details-marker {
    display: none;
  }

  .toc-mobile summary::after {
    content: 'לחץ לפתיחה ▼';
    font-size: 14px;
    font-weight: 600;
    color: #c9a55c;
    background: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    border: 2px solid #c9a55c;
    animation: pulse-toc 2s ease-in-out infinite;
    flex-shrink: 0;
  }

  @keyframes pulse-toc {
    0%, 100% {
      transform: scale(1);
      box-shadow: 0 0 0 0 rgba(201, 165, 92, 0.4);
    }
    50% {
      transform: scale(1.05);
      box-shadow: 0 0 0 8px rgba(201, 165, 92, 0);
    }
  }

  .toc-mobile[open] summary::after {
    content: 'סגור';
    animation: none;
    transform: none;
    background: rgba(255, 255, 255, 0.2);
    border-color: #fff;
    color: #fff;
  }

  .toc-mobile[open] summary {
    background: linear-gradient(135deg, #c9a55c 0%, #d4af37 100%);
    color: #fff;
    border-bottom: none;
  }

  .toc-mobile nav {
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: #fffef7;
  }

  .toc-mobile .toc-link {
    display: block;
    padding: 12px 14px;
    font-size: 15px;
    color: #4a5568;
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.2s ease;
    border-right: 3px solid transparent;
  }

  .toc-mobile .toc-link:hover {
    background: #fefce8;
    color: #c9a55c;
    border-right-color: #c9a55c;
  }

  .toc-mobile .toc-link.active {
    background: #fefce8;
    color: #c9a55c;
    border-right-color: #c9a55c;
    font-weight: 600;
  }
}

/* Back to TOC floating button (mobile only) */
.back-to-toc-btn {
  display: none;
  position: fixed;
  bottom: 180px; /* Above WhatsApp/call buttons */
  right: 16px;
  padding: 12px 18px;
  background: linear-gradient(135deg, #c9a55c 0%, #d4af37 100%);
  color: #fff;
  border: none;
  border-radius: 25px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(201, 165, 92, 0.4);
  z-index: 999;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.back-to-toc-btn.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1023px) {
  .back-to-toc-btn {
    display: block;
  }
}

.back-to-toc-btn:hover {
  background: linear-gradient(135deg, #d4af37 0%, #e5c158 100%);
  box-shadow: 0 6px 20px rgba(201, 165, 92, 0.5);
}

.back-to-toc-btn:active {
  transform: scale(0.95);
}

/* Scrollbar styling for TOC */
.toc-sidebar::-webkit-scrollbar {
  width: 6px;
}

.toc-sidebar::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 3px;
}

.toc-sidebar::-webkit-scrollbar-thumb {
  background: #c9a55c;
  border-radius: 3px;
}

.toc-sidebar::-webkit-scrollbar-thumb:hover {
  background: #b8941f;
}