/* ═══════════════════════════════════════════════════════════════
   Recipe Book — Chapter Styles
   Each chapter has its own visual identity.
   ═══════════════════════════════════════════════════════════════ */

/* ─── Book Cover ─── */
.book-cover {
  background: #5a9ea0;
  background-image: url('images/cover-bg.webp');
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
  padding: 4rem 2rem 3.5rem;
  position: relative;
  overflow: hidden;
}
.book-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(70, 130, 135, 0.45);
  pointer-events: none;
}
.book-cover::after {
  content: '';
  position: absolute;
  inset: 14px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  pointer-events: none;
}
.cover-inner { position: relative; z-index: 2; }
.cover-art {
  margin: 0 auto 1.5rem;
  width: 200px;
  height: 200px;
  border: 2px solid rgba(110, 60, 20, 0.55);
  border-radius: 4px;
  background: rgba(255,255,255,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}
.cover-art svg { width: 100%; height: 100%; }
.cover-ornament {
  font-size: 2rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1rem;
  display: none;
}
.cover-title {
  font-family: 'Great Vibes', cursive;
  font-size: 3.2rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-bottom: 0.4rem;
  line-height: 1.15;
  color: #fff;
}
.cover-subtitle {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.03em;
}
.cover-divider {
  width: 60px;
  height: 2px;
  background: rgba(255,255,255,0.35);
  margin: 0 auto 1.5rem;
}
.cover-back {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color 0.2s;
}
.cover-back:hover { color: #fff; text-decoration: none; }

/* ─── Table of Contents ─── */
.toc {
  background: var(--bg);
  padding: 3rem 0 2rem;
  border-bottom: 2px solid var(--border);
}
.toc-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.6rem;
  color: var(--accent);
  text-align: center;
  margin-bottom: 1.5rem;
  font-weight: 400;
  font-style: italic;
}
.toc-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 560px;
  margin: 0 auto 2rem;
}
.toc-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem;
  text-decoration: none;
  color: var(--text);
  border-bottom: 1px dotted var(--border);
  transition: background 0.15s, padding-left 0.15s;
}
.toc-item:hover {
  background: rgba(139,69,19,0.04);
  padding-left: 1.4rem;
  text-decoration: none;
}
.toc-num {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  color: var(--accent);
  font-size: 1.1rem;
  min-width: 2rem;
}
.toc-label {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.15rem;
  flex: 1;
}
.toc-count {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  color: var(--accent);
  opacity: 0.6;
}
.toc-search {
  max-width: 480px;
  margin: 0 auto 1rem;
  position: relative;
}
.toc-search .search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  opacity: 0.5;
  pointer-events: none;
}
.toc-search .search-input {
  width: 100%;
  padding: 0.7rem 1rem 0.7rem 2.6rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
}
.toc-search .search-input:focus { border-color: var(--accent); }
.toc-tags { max-width: 560px; margin: 0 auto; }

/* ─── Chapter Shared ─── */
.chapter {
  padding: 0 0 3rem;
  min-height: 50vh;
}
.chapter-opener {
  padding: 3rem 0 2rem;
  text-align: center;
  position: relative;
}
.chapter-opener::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  margin: 1.5rem auto 0;
}
.chapter-num {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.4rem;
}
.chapter-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2.4rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}
.chapter-desc {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-style: italic;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.5;
}
.chapter-nav {
  text-align: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
}
.chapter-top {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  text-decoration: none;
  opacity: 0.5;
  transition: opacity 0.2s;
}
.chapter-top:hover { opacity: 1; }

/* ─── Chapter I — Baba's Recipes ─── */
.chapter-baba {
  background: var(--bg);
}
.chapter-baba .chapter-opener {
  background: linear-gradient(180deg, rgba(139,69,19,0.06) 0%, transparent 100%);
}
.chapter-baba .chapter-num { color: var(--accent); }
.chapter-baba .chapter-title { color: var(--accent); }
.chapter-baba .chapter-desc { color: #7a5c3a; }
.chapter-baba .chapter-opener::after { background: var(--accent); opacity: 0.3; }
.chapter-baba .chapter-top { color: var(--accent); }

/* Baba cards — warm, traditional, handwritten feel */
.chapter-baba .recipe-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.chapter-baba .recipe-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.chapter-baba .card-title { font-family: 'Playfair Display', Georgia, serif; }
.chapter-baba .card-desc { color: #5a3e28; }
.chapter-baba .card-tag {
  background: rgba(139,69,19,0.08);
  border-color: var(--border);
  color: var(--accent);
}

/* ─── Chapter II — Breakfast ─── */
.chapter-breakfast {
  background: #fffbf0;
}
.chapter-breakfast .chapter-opener {
  background: linear-gradient(180deg, rgba(218,165,32,0.08) 0%, transparent 100%);
}
.chapter-breakfast .chapter-num { color: #c49a20; }
.chapter-breakfast .chapter-title { color: #8a6d14; }
.chapter-breakfast .chapter-desc { color: #b89a40; }
.chapter-breakfast .chapter-opener::after { background: #c49a20; opacity: 0.3; }
.chapter-breakfast .chapter-top { color: #c49a20; }

/* Breakfast cards — warm, sunny, golden tones */
.chapter-breakfast .recipe-card {
  background: #fff;
  border: 1px solid #f0dfa0;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(196,154,32,0.08);
}
.chapter-breakfast .recipe-card:hover {
  box-shadow: 0 6px 22px rgba(196,154,32,0.15);
  transform: translateY(-2px);
}
.chapter-breakfast .card-image-wrap {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
}
.chapter-breakfast .card-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
}
.chapter-breakfast .card-title a { color: #6b4f10; }
.chapter-breakfast .card-title a:hover { color: #c49a20; }
.chapter-breakfast .card-meta { color: #b89a40; }
.chapter-breakfast .card-desc { color: #6b5520; }
.chapter-breakfast .card-tag {
  background: rgba(196,154,32,0.08);
  border: 1px solid rgba(196,154,32,0.2);
  color: #c49a20;
}

/* ─── Chapter III — Desserts ─── */
.chapter-desserts {
  background: #fef9f5;
}
.chapter-desserts .chapter-opener {
  background: linear-gradient(180deg, rgba(199,100,120,0.08) 0%, transparent 100%);
}
.chapter-desserts .chapter-num { color: #c06478; }
.chapter-desserts .chapter-title { color: #9b3a50; }
.chapter-desserts .chapter-desc { color: #b07a85; }
.chapter-desserts .chapter-opener::after { background: #c06478; opacity: 0.3; }
.chapter-desserts .chapter-top { color: #c06478; }

/* Dessert cards — modern, airy, pink-toned */
.chapter-desserts .recipe-grid {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.75rem;
}
.chapter-desserts .recipe-card {
  background: #fff;
  border: none;
  border-radius: 14px;
  box-shadow: 0 2px 12px rgba(160,80,100,0.08);
  overflow: hidden;
}
.chapter-desserts .recipe-card:hover {
  box-shadow: 0 8px 30px rgba(160,80,100,0.15);
  transform: translateY(-3px);
}
.chapter-desserts .card-image-wrap {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #fce4ec 0%, #f8bbd0 100%);
}
.chapter-desserts .card-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
}
.chapter-desserts .card-title a { color: #5a2030; }
.chapter-desserts .card-title a:hover { color: #c06478; }
.chapter-desserts .card-meta { color: #b07a85; }
.chapter-desserts .card-desc { color: #6b4050; }
.chapter-desserts .card-tag {
  background: rgba(192,100,120,0.08);
  border: 1px solid rgba(192,100,120,0.2);
  color: #c06478;
}

/* ─── Chapter III — General ─── */
.chapter-general {
  background: #f8f9fb;
}
.chapter-general .chapter-opener {
  background: linear-gradient(180deg, rgba(70,100,140,0.06) 0%, transparent 100%);
}
.chapter-general .chapter-num { color: #5a7a9a; }
.chapter-general .chapter-title { color: #3a5570; }
.chapter-general .chapter-desc { color: #7a94aa; }
.chapter-general .chapter-opener::after { background: #5a7a9a; opacity: 0.3; }
.chapter-general .chapter-top { color: #5a7a9a; }

/* General cards — clean, neutral, modern */
.chapter-general .recipe-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.chapter-general .recipe-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}
.chapter-general .card-title {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
}
.chapter-general .card-title a { color: #3a5570; }
.chapter-general .card-title a:hover { color: #5a7a9a; }
.chapter-general .card-meta { color: #7a94aa; }
.chapter-general .card-desc { color: #4a6070; }
.chapter-general .card-tag {
  background: rgba(70,100,140,0.06);
  border: 1px solid rgba(70,100,140,0.15);
  color: #5a7a9a;
}

/* ─── Chapter IV — Cleaning Supplies ─── */
.chapter-cleaning {
  background: #f4faf6;
}
.chapter-cleaning .chapter-opener {
  background: linear-gradient(180deg, rgba(46,139,87,0.06) 0%, transparent 100%);
}
.chapter-cleaning .chapter-num { color: #2e8b57; }
.chapter-cleaning .chapter-title { color: #1f6b3a; }
.chapter-cleaning .chapter-desc { color: #5a9a70; }
.chapter-cleaning .chapter-opener::after { background: #2e8b57; opacity: 0.3; }
.chapter-cleaning .chapter-top { color: #2e8b57; }

/* Cleaning cards — fresh, green, practical */
.chapter-cleaning .recipe-grid {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.chapter-cleaning .recipe-card {
  background: #fff;
  border: 1px solid #c8e6d0;
  border-radius: 10px;
  box-shadow: 0 1px 6px rgba(46,139,87,0.08);
}
.chapter-cleaning .recipe-card:hover {
  box-shadow: 0 4px 18px rgba(46,139,87,0.14);
  border-color: #8fc9a0;
  transform: translateY(-2px);
}
.chapter-cleaning .card-image-wrap {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}
.chapter-cleaning .card-title {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
}
.chapter-cleaning .card-title a { color: #1f6b3a; }
.chapter-cleaning .card-title a:hover { color: #2e8b57; }
.chapter-cleaning .card-meta { color: #5a9a70; }
.chapter-cleaning .card-desc { color: #3a6a4a; }
.chapter-cleaning .card-tag {
  background: rgba(46,139,87,0.08);
  border: 1px solid rgba(46,139,87,0.2);
  color: #2e8b57;
}

/* ─── Back Cover / Footer ─── */
.book-back {
  background: linear-gradient(155deg, #7ec8c8 0%, #5ab5b8 50%, #4aa8ad 100%);
  color: rgba(255,255,255,0.85);
  text-align: center;
  padding: 3rem 2rem;
}
.book-back .cover-ornament { margin-bottom: 0.75rem; display: block; color: rgba(255,255,255,0.4); }
.book-back p {
  font-family: 'Caveat', cursive;
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: #fff;
}
.footer-link {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.3);
  padding: 0.4rem 1.2rem;
  border-radius: 99px;
  transition: background 0.15s, border-color 0.15s;
}
.footer-link:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.5);
  text-decoration: none;
  color: #fff;
}

/* ─── Clickable card wrapper ─── */
.recipe-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}
.recipe-card-link:hover { text-decoration: none; }

/* ─── Clear filters button ─── */
.toc-clear {
  text-align: center;
  margin-top: 1rem;
}
.clear-btn {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--accent);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 0.5rem 1.4rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.clear-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ─── iPad Optimized (768–1024px) ─── */
@media (min-width: 700px) and (max-width: 1100px) {
  /* Larger touch targets for TOC */
  .toc-item {
    padding: 1.1rem 1.2rem;
    font-size: 1.1rem;
  }
  .toc-num { font-size: 1.2rem; }
  .toc-label { font-size: 1.25rem; }
  .toc-count { font-size: 0.85rem; }

  /* Search bar bigger */
  .toc-search .search-input {
    padding: 0.85rem 1.2rem 0.85rem 2.8rem;
    font-size: 1.05rem;
  }

  /* Tag chips bigger for touch */
  .tag-chip {
    padding: 0.45rem 0.9rem;
    font-size: 0.9rem;
  }

  /* Recipe grids — 2 columns on iPad */
  .recipe-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  /* Card text bigger */
  .card-title { font-size: 1.2rem; }
  .card-desc { font-size: 0.95rem; }
  .card-meta { font-size: 0.88rem; }
  .card-tag { font-size: 0.82rem; padding: 0.2rem 0.65rem; }
  .card-body { padding: 1.1rem 1.25rem 1.3rem; }

  /* Chapter headers */
  .chapter-title { font-size: 2.2rem; }
  .chapter-desc { font-size: 1.1rem; }
  .chapter-num { font-size: 1rem; }

  /* Clear button bigger */
  .clear-btn {
    font-size: 1rem;
    padding: 0.6rem 1.6rem;
  }

  /* Back to contents */
  .chapter-top { font-size: 0.95rem; }
}

/* ─── Responsive (small) ─── */
@media (max-width: 600px) {
  .cover-title { font-size: 2.4rem; }
  .cover-subtitle { font-size: 1.1rem; }
  .chapter-title { font-size: 1.8rem; }
  .toc-item { padding: 0.75rem 0.5rem; }
}