/* ============================================================
   BLOGS SECTION (PREVIOUS STACKED DESIGN + SCROLLABLE INDEX)
   ============================================================ */
#blogs { background: transparent; }

/* ── SCROLLABLE ARCHIVAL INDEX DIRECTORY ── */
.blogs-index-wrapper {
  background: #141210 !important;
  border: 1px solid var(--border-card);
  border-radius: 4px;
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 6;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}
[data-theme="noir"] .blogs-index-wrapper {
  background: #141210 !important;
  border-color: rgba(223, 158, 102, 0.25);
}
[data-theme="matcha"] .blogs-index-wrapper {
  background: #FFFFFF !important;
  border-color: rgba(46, 80, 58, 0.2);
  box-shadow: 0 8px 24px rgba(28, 36, 30, 0.08);
}
[data-theme="spidey"] .blogs-index-wrapper {
  background: #FFFDF8 !important;
  border-color: rgba(185, 28, 28, 0.2);
  box-shadow: 0 8px 24px rgba(185, 28, 28, 0.08);
}

.blogs-index-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-color);
}
[data-theme="matcha"] .blogs-index-topbar {
  background: rgba(0, 0, 0, 0.02);
}
[data-theme="spidey"] .blogs-index-topbar {
  background: rgba(0, 0, 0, 0.02);
}

.blogs-index-badge-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.blogs-index-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
}
.blogs-index-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-primary);
}
.blogs-index-count {
  font-size: 0.72rem;
  color: var(--accent-primary);
  background: rgba(223, 158, 102, 0.12);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  border: 1px solid rgba(223, 158, 102, 0.3);
}
[data-theme="matcha"] .blogs-index-count {
  background: rgba(46, 80, 58, 0.1);
  border-color: rgba(46, 80, 58, 0.25);
}
[data-theme="spidey"] .blogs-index-count {
  background: rgba(185, 28, 28, 0.1);
  border-color: rgba(185, 28, 28, 0.25);
}

.blogs-index-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.blogs-index-search {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-card);
  border-radius: 3px;
  color: var(--text-primary);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 170px;
}
[data-theme="matcha"] .blogs-index-search,
[data-theme="spidey"] .blogs-index-search {
  background: rgba(0, 0, 0, 0.03);
}
.blogs-index-search:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 8px var(--accent-glow);
}
.blogs-index-hint {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

/* Scrollable Container with Custom Theme Scrollbar */
.blogs-index-scrollable {
  max-height: 200px;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.25rem 0;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-primary) rgba(0,0,0,0.1);
}
.blogs-index-scrollable::-webkit-scrollbar {
  width: 6px;
}
.blogs-index-scrollable::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.15);
}
.blogs-index-scrollable::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 3px;
}

/* Index Row */
.index-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  text-decoration: none;
  color: inherit;
  user-select: none;
}
[data-theme="matcha"] .index-row,
[data-theme="spidey"] .index-row {
  border-bottom-color: rgba(0, 0, 0, 0.05);
}
.index-row:last-child {
  border-bottom: none;
}
.index-row:hover,
.index-row:focus-visible {
  background: rgba(223, 158, 102, 0.08);
  padding-left: 1.85rem;
  outline: none;
}
[data-theme="matcha"] .index-row:hover,
[data-theme="matcha"] .index-row:focus-visible {
  background: rgba(46, 80, 58, 0.06);
}
[data-theme="spidey"] .index-row:hover,
[data-theme="spidey"] .index-row:focus-visible {
  background: rgba(185, 28, 28, 0.06);
}

.index-row-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-width: 0;
}
.index-row-vol {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: 0.1em;
  white-space: nowrap;
  min-width: 85px;
}
.index-row-title {
  font-family: 'Rakige', 'Outfit', serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.2s ease;
}
.index-row:hover .index-row-title {
  color: var(--accent-primary);
}
.index-row-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
}
.index-row-date {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.index-row-arrow {
  font-size: 0.85rem;
  color: var(--accent-primary);
  opacity: 0.6;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.index-row:hover .index-row-arrow {
  opacity: 1;
  transform: translateY(2px);
}

/* ── PREVIOUS DESIGN: STACKED FULL-WIDTH BLOG CARDS ── */
.blogs-grid,
.library-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 0.5rem 0 2rem 0;
  position: relative;
  z-index: 5;
  width: 100%;
}

/* Header & Section 100% Solid (Zero see-through) */
#blogs .section-header {
  background: #141210 !important;
  position: relative;
  z-index: 5;
}
[data-theme="noir"] #blogs .section-header {
  background: #141210 !important;
}
[data-theme="matcha"] #blogs .section-header {
  background: #FFFFFF !important;
}
[data-theme="spidey"] #blogs .section-header {
  background: #FDFBF2 !important;
}

#blogs .section-num {
  background: #141210 !important;
  border-bottom-color: #141210 !important;
  z-index: 6;
}
[data-theme="noir"] #blogs .section-num {
  background: #141210 !important;
  border-bottom-color: #141210 !important;
}
[data-theme="matcha"] #blogs .section-num {
  background: #FFFFFF !important;
  border-bottom-color: #FFFFFF !important;
}
[data-theme="spidey"] #blogs .section-num {
  background: #FDFBF2 !important;
  border-bottom-color: #FDFBF2 !important;
}

/* ── 100% SOLID OPAQUE BOOK CARD (NO SEE-THROUGH) ── */
.book-card {
  width: 100%;
  background-color: #141210 !important;
  border: 1px solid var(--border-card);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  z-index: 5;
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.3s ease, border-color 0.3s ease;
  box-shadow: 
    0 10px 25px rgba(0,0,0,0.5),
    inset 8px 0 16px rgba(0,0,0,0.3);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

[data-theme="noir"] .book-card {
  background: #141210 !important;
  box-shadow: 
    0 12px 30px rgba(0,0,0,0.6),
    inset 8px 0 16px rgba(0,0,0,0.35);
}

[data-theme="matcha"] .book-card {
  background: #FFFFFF !important;
  box-shadow: 
    0 8px 24px rgba(28, 36, 30, 0.08),
    inset 6px 0 12px rgba(0,0,0,0.04);
}

[data-theme="spidey"] .book-card {
  background: #FFFDF8 !important;
  box-shadow: 
    0 8px 24px rgba(185, 28, 28, 0.08),
    inset 6px 0 12px rgba(185, 28, 28, 0.03);
}

.book-spine {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 14px;
  background: linear-gradient(to right, rgba(0,0,0,0.2) 0%, rgba(255,255,255,0.1) 20%, rgba(0,0,0,0.05) 100%);
  border-right: 1px solid rgba(0,0,0,0.1);
  z-index: 2;
}

[data-theme="noir"] .book-spine {
  background: linear-gradient(to right, rgba(0,0,0,0.6) 0%, rgba(255,255,255,0.05) 20%, rgba(0,0,0,0.2) 100%);
  border-right: 1px solid rgba(0,0,0,0.4);
}

[data-theme="spidey"] .book-spine {
  background: linear-gradient(to right, rgba(185, 28, 28, 0.12) 0%, rgba(255, 255, 255, 0.2) 20%, rgba(185, 28, 28, 0.04) 100%);
  border-right: 1px solid rgba(185, 28, 28, 0.15);
}

.book-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
}

[data-theme="noir"] .book-card:hover {
  background: #181512 !important;
  box-shadow: 
    0 18px 40px rgba(0,0,0,0.7),
    0 0 20px var(--accent-glow),
    inset 8px 0 16px rgba(0,0,0,0.35);
}

[data-theme="matcha"] .book-card:hover {
  background: #FFFFFF !important;
  box-shadow: 
    0 16px 36px rgba(28, 36, 30, 0.12),
    inset 6px 0 12px rgba(0,0,0,0.04);
}

[data-theme="spidey"] .book-card:hover {
  background: #FFFFFF !important;
  box-shadow: 
    0 16px 36px rgba(185, 28, 28, 0.14),
    inset 6px 0 12px rgba(185, 28, 28, 0.03);
}

.bookmark-ribbon {
  position: absolute;
  bottom: -5px;
  right: 25px;
  width: 12px;
  height: 40px;
  background: var(--accent-secondary);
  box-shadow: 1px 1px 3px rgba(0,0,0,0.3);
  z-index: 4;
  border-radius: 0 0 2px 2px;
  transition: transform 0.3s ease;
}
.bookmark-ribbon::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid var(--bg-secondary);
}

[data-theme="noir"] .bookmark-ribbon::after {
  border-bottom-color: #141210;
}
[data-theme="noir"] .book-card:hover .bookmark-ribbon::after {
  border-bottom-color: #181512;
}
[data-theme="matcha"] .bookmark-ribbon::after {
  border-bottom-color: #FFFFFF;
}
[data-theme="spidey"] .bookmark-ribbon::after {
  border-bottom-color: #FDFBF2;
}

.book-card:hover .bookmark-ribbon {
  transform: translateY(8px);
}

.book-content {
  padding: 2.5rem 3rem 2.5rem 2.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 3;
}

.book-volume {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent-primary);
  margin-bottom: 0.85rem;
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.book-vol-num {
  color: var(--accent-primary);
}
.book-volume-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.book-date {
  color: var(--text-muted);
  font-size: 0.72rem;
}

.back-to-index-btn {
  background: transparent;
  border: 1px solid var(--border-card);
  color: var(--accent-primary);
  font-size: 0.68rem;
  padding: 0.2rem 0.55rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.08em;
}
.back-to-index-btn:hover {
  background: var(--accent-primary);
  color: var(--text-on-accent);
  border-color: var(--accent-primary);
}

.book-title {
  font-family: 'Rakige', 'Outfit', serif;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
}

.book-excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.book-pdf-notice {
  margin-top: 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border-color);
  font-size: 0.75rem;
  color: var(--accent-primary);
  letter-spacing: 0.08em;
}

/* Card Target Highlight Pulse Animation */
@keyframes cardPulseGlow {
  0% { box-shadow: 0 0 0 0 var(--accent-primary); }
  40% { box-shadow: 0 0 30px 4px var(--accent-glow); border-color: var(--accent-primary); }
  100% { box-shadow: 0 10px 25px rgba(0,0,0,0.5); }
}
.book-card.highlight-target {
  animation: cardPulseGlow 2.2s ease-out;
  border-color: var(--accent-primary) !important;
}

.blogs-coming-soon { 
  text-align: center;
  padding: 1.25rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-family: 'JetBrains Mono', monospace;
  margin-top: 0.5rem; 
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .blogs-index-topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.85rem 1.25rem;
  }

  .blogs-index-actions {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .blogs-index-search {
    width: 100%;
  }

  .index-row {
    padding: 0.75rem 1.25rem;
    gap: 0.75rem;
  }

  .index-row-title {
    font-size: 0.92rem;
  }

  .index-row-right {
    gap: 0.75rem;
  }

  .index-row-date {
    display: none;
  }

  .book-content {
    padding: 2rem 2rem 2rem 1.5rem;
  }

  .book-title {
    font-size: 1.3rem;
  }

  .book-excerpt {
    font-size: 0.88rem;
  }

  .book-volume {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .blogs-index-topbar {
    padding: 0.75rem 1rem;
  }

  .index-row {
    padding: 0.65rem 1rem;
  }

  .index-row-vol {
    font-size: 0.68rem;
    min-width: 70px;
  }

  .index-row-title {
    font-size: 0.85rem;
  }

  .book-content {
    padding: 1.5rem 1.5rem 1.5rem 1.25rem;
  }

  .book-title {
    font-size: 1.15rem;
  }

  .book-excerpt {
    font-size: 0.85rem;
    line-height: 1.6;
  }

  .book-pdf-notice {
    font-size: 0.7rem;
  }

  .bookmark-ribbon {
    right: 15px;
    width: 10px;
    height: 32px;
  }
}