/* ==========================================================================
   موسوعة كتب الإباضية الرقمية - نظام التصميم التراثي الإنساني المتقدم (Bespoke Human UI/UX)
   Islamic Modernism & Scholarly Aesthetic Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Scheherazade+New:wght@400;500;600;700&family=Cairo:wght@400;600;700;800&family=Amiri:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  /* Color Tokens - Parchment & Royal Lapis Palette */
  --bg-primary: #FAF8F5;
  --bg-secondary: #F3EFEA;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FCFBF9;
  --bg-elevated: #FFFFFF;
  --bg-reader: #FAF6ED; /* Warm Classic Book Paper */
  
  --border-subtle: #E8E2D8;
  --border-medium: #D5CCC0;
  --border-gold: #C5A059;
  
  --text-primary: #1F2421;
  --text-secondary: #495057;
  --text-muted: #798086;
  --text-light: #9EA8B0;
  
  --primary-navy: #0F1E36;
  --primary-navy-hover: #192D4E;
  --accent-gold: #B88E3E;
  --accent-gold-light: #DFCA9B;
  --accent-gold-soft: #F9F4EB;
  --accent-emerald: #1C5D42;
  --accent-emerald-soft: #EBF5F0;
  --accent-ruby: #8E2828;
  
  --shadow-sm: 0 2px 6px rgba(15, 30, 54, 0.04);
  --shadow-md: 0 4px 16px rgba(15, 30, 54, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 30, 54, 0.12);
  --shadow-gold: 0 4px 20px rgba(184, 142, 62, 0.18);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Typography - Scheherazade New as the authoritative heritage font */
  --font-ui: 'Cairo', system-ui, -apple-system, sans-serif;
  --font-title: 'Scheherazade New', 'Amiri', serif;
  --font-book: 'Scheherazade New', 'Amiri', serif;
  
  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg-primary: #0D121B;
  --bg-secondary: #131B27;
  --bg-card: #182232;
  --bg-card-hover: #1E2B3F;
  --bg-elevated: #223046;
  --bg-reader: #151D29;
  
  --border-subtle: #243247;
  --border-medium: #33445E;
  --border-gold: #D4AF37;
  
  --text-primary: #EDECE6;
  --text-secondary: #B4B9C2;
  --text-muted: #858E9B;
  --text-light: #5A6372;
  
  --primary-navy: #1B2A4A;
  --primary-navy-hover: #263C66;
  --accent-gold: #D4AF37;
  --accent-gold-light: #6E5924;
  --accent-gold-soft: rgba(212, 175, 55, 0.12);
  --accent-emerald: #2E8B62;
  --accent-emerald-soft: rgba(46, 139, 98, 0.15);
  --accent-ruby: #C94A4A;
  
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 4px 24px rgba(212, 175, 55, 0.2);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  direction: rtl;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ui);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Navigation Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

[data-theme="dark"] .site-header {
  background: rgba(13, 18, 27, 0.94);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  cursor: pointer;
  text-decoration: none;
}

.brand-logo-crest {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary-navy), #1D3A63);
  border: 1.5px solid var(--border-gold);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #DFC07A;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-title);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary-navy);
  line-height: 1.2;
}

[data-theme="dark"] .brand-title {
  color: #EDECE6;
}

.brand-subtitle {
  font-size: 0.76rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* Navigation Tabs */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.nav-link:hover {
  background: var(--bg-secondary);
  color: var(--primary-navy);
}

[data-theme="dark"] .nav-link:hover {
  color: #FFFFFF;
}

.nav-link.active {
  background: var(--primary-navy);
  color: #FFFFFF;
  border-color: var(--primary-navy);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .nav-link.active {
  background: var(--accent-gold);
  color: #0D121B;
  border-color: var(--accent-gold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition);
}

.theme-toggle-btn:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: translateY(-1px);
}

/* Main Layout Container */
.main-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem;
}

/* View Section Control */
.view-panel {
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.view-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Hero Section */
.hero-container {
  background: linear-gradient(135deg, #101E35 0%, #172B4B 60%, #11233D 100%);
  border: 1px solid rgba(197, 160, 89, 0.35);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  color: #FFFFFF;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.hero-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(circle at 50% 10%, rgba(212, 175, 55, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.4);
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: #EAD098;
  margin-bottom: 1.2rem;
}

.hero-title {
  font-family: var(--font-title);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1rem;
  color: #F8F6F0;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-desc {
  max-width: 780px;
  margin: 0 auto 2.2rem;
  font-size: 1.1rem;
  line-height: 1.8;
  color: #CAD5E2;
}

/* Stats Pill Grid */
.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1.25rem;
  max-width: 950px;
  margin: 0 auto 2.5rem;
}

.stat-pill {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 1rem;
  transition: var(--transition);
}

.stat-pill:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-gold);
  transform: translateY(-2px);
}

.stat-num {
  font-size: 1.75rem;
  font-weight: 800;
  color: #E8CA88;
  display: block;
}

.stat-label {
  font-size: 0.82rem;
  color: #B5C3D6;
}

/* Omnibar Search Box */
.hero-search-box {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.search-input-wrapper {
  display: flex;
  background: #FFFFFF;
  border-radius: var(--radius-full);
  padding: 0.4rem 0.5rem 0.4rem 1.2rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.25);
  border: 2px solid transparent;
  transition: var(--transition);
  align-items: center;
}

.search-input-wrapper:focus-within {
  border-color: var(--accent-gold);
  box-shadow: 0 8px 36px rgba(184, 142, 62, 0.35);
}

.search-main-input {
  flex: 1;
  border: none;
  outline: none;
  font-family: var(--font-ui);
  font-size: 1.05rem;
  color: #1F2421;
  padding: 0.6rem 0.5rem;
  background: transparent;
}

.search-scope-select {
  border: none;
  background: #F3EFEA;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary-navy);
  outline: none;
  cursor: pointer;
  margin-left: 0.5rem;
}

.search-submit-btn {
  background: linear-gradient(135deg, var(--accent-gold), #A17628);
  color: #FFFFFF;
  border: none;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.search-submit-btn:hover {
  filter: brightness(1.1);
  transform: scale(1.02);
}

/* Category Cards Grid */
.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.section-title {
  font-family: var(--font-title);
  font-size: 2rem;
  color: var(--primary-navy);
  font-weight: 700;
  line-height: 1.2;
}

[data-theme="dark"] .section-title {
  color: #F8F6F0;
}

.section-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.category-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  cursor: pointer !important;
  user-select: none;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  outline: none;
  color: inherit;
  text-decoration: none;
}

.category-card * {
  cursor: pointer !important;
}

.category-card:focus-visible {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(184, 142, 62, 0.25);
}

.category-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 5px;
  height: 100%;
  background: var(--accent-gold);
  opacity: 0;
  transition: var(--transition);
}

.category-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-md);
  background: var(--bg-card-hover);
}

.category-card:hover::after {
  opacity: 1;
}

.category-card:active {
  transform: translateY(-1px);
}

.category-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.category-icon-box {
  width: 42px;
  height: 42px;
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.category-count-badge {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.category-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

/* Masterpieces Showcase */
.classics-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  align-items: stretch;
}

.classic-book-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  height: 100%;
  box-sizing: border-box;
  color: inherit;
  text-decoration: none;
}

.classic-book-card:hover {
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-gold);
  transform: translateY(-3px);
}

.book-cover-mimic {
  width: 75px;
  height: 105px;
  background: linear-gradient(135deg, #1C2E4A, #0E1A2C);
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  box-shadow: -4px 4px 10px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  text-align: center;
  color: #D4AF37;
  flex-shrink: 0;
}

.book-cover-mimic span {
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.classic-info {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
}

.classic-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.25rem;
  min-height: 1.8rem;
}

[data-theme="dark"] .classic-title {
  color: #EDECE6;
}

.classic-author {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.classic-meta-pills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.meta-pill {
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

/* ==========================================================================
   Catalog View Layout (Sidebar & Main Grid)
   ========================================================================== */
.catalog-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1.75rem;
  align-items: start;
}

.catalog-sidebar {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 80px;
}

.sidebar-tabs-header {
  display: flex;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  margin-bottom: 0.5rem;
  border: 1px solid var(--border-subtle);
}

.sidebar-tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 0.6rem;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.sidebar-tab-btn:hover {
  color: var(--primary-navy);
}

.sidebar-tab-btn.active {
  background: var(--bg-card);
  color: var(--primary-navy);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .sidebar-tab-btn.active {
  background: var(--bg-elevated);
  color: var(--accent-gold);
}

.sidebar-filter-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1.5px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.sidebar-filter-input:focus {
  border-color: var(--accent-gold);
  background: var(--bg-card);
}

.sidebar-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

[data-theme="dark"] .sidebar-title {
  color: #EDECE6;
}

.sidebar-filter-list {
  list-style: none;
  max-height: 480px;
  overflow-y: auto;
  padding-left: 0.25rem;
}

.filter-item-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.75rem;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--text-secondary);
  cursor: pointer;
  text-align: right;
  transition: var(--transition);
  text-decoration: none;
}

.filter-item-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.filter-item-btn.active {
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  font-weight: 700;
}

/* Catalog Toolbar */
.catalog-toolbar {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.catalog-search-inline {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.catalog-search-inline input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.2rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--text-primary);
  outline: none;
}

.catalog-sort-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.sort-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.sort-select {
  border: 1px solid var(--border-medium);
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
}

/* Book Grid Cards */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
  align-items: stretch;
}

.book-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  cursor: pointer;
  height: 100%;
  box-sizing: border-box;
  color: inherit;
  text-decoration: none;
}

.book-card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.book-card-title {
  font-family: var(--font-title);
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--primary-navy);
  line-height: 1.4;
  margin-bottom: 0.4rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 3.4rem;
}

[data-theme="dark"] .book-card-title {
  color: #EDECE6;
}

.book-card-author {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 1.6rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.book-death-tag {
  color: var(--accent-ruby);
  font-weight: 700;
  font-size: 0.8rem;
}

.book-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.75rem;
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Pagination Control */
.pagination-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2.5rem;
}

.page-btn {
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--border-medium);
  background: var(--bg-card);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-btn:hover:not(:disabled) {
  background: var(--bg-secondary);
  border-color: var(--accent-gold);
}

.page-btn.active {
  background: var(--primary-navy);
  color: #FFFFFF;
  border-color: var(--primary-navy);
}

[data-theme="dark"] .page-btn.active {
  background: var(--accent-gold);
  color: #0D121B;
  border-color: var(--accent-gold);
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.entry-title-link,
.result-book-title {
  color: inherit;
  text-decoration: none;
}

a.action-chip-btn {
  text-decoration: none;
}

.entry-title-link:hover,
.result-book-title:hover {
  color: var(--accent-gold);
  text-decoration: underline;
}

/* ==========================================================================
   Advanced Search View Layout
   ========================================================================== */
.search-view-container {
  max-width: 1000px;
  margin: 0 auto;
}

.search-box-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
}

.search-field-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.search-input-field {
  flex: 1;
  padding: 0.8rem 1.25rem;
  border: 1.5px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 1.1rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  outline: none;
  transition: var(--transition);
}

.search-input-field:focus {
  border-color: var(--accent-gold);
  background: var(--bg-card);
}

.search-filters-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.filter-input-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.filter-input-group select,
.filter-input-group input {
  width: 100%;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 0.88rem;
  outline: none;
}

.search-action-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--primary-navy), #1A345C);
  color: #FFFFFF;
  border: none;
  padding: 0.9rem;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.search-action-btn:hover {
  background: linear-gradient(135deg, #182C4C, #214375);
  box-shadow: var(--shadow-md);
}

/* Search Results List */
.search-results-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.search-result-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.search-result-card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--shadow-md);
}

.result-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.result-book-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-navy);
  cursor: pointer;
}

[data-theme="dark"] .result-book-title {
  color: #EDECE6;
}

.result-snippet {
  font-family: var(--font-book);
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-sm);
  border-right: 3px solid var(--accent-gold);
  margin-bottom: 0.75rem;
}

.result-snippet mark {
  background-color: rgba(212, 175, 55, 0.35);
  color: var(--text-primary);
  font-weight: 700;
  padding: 0 0.2rem;
  border-radius: 2px;
}

.result-card-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.82rem;
}

.action-chip-btn {
  background: transparent;
  border: 1px solid var(--border-medium);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.action-chip-btn:hover {
  background: var(--accent-gold);
  color: #FFFFFF;
  border-color: var(--accent-gold);
}

/* ==========================================================================
   Interactive Scholarly Reader View
   ========================================================================== */
.reader-workspace {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.5rem;
  min-height: 80vh;
}

.reader-sidebar {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  max-height: 85vh;
  box-shadow: var(--shadow-sm);
}

.reader-sidebar-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  font-weight: 700;
  color: var(--primary-navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

[data-theme="dark"] .reader-sidebar-header {
  color: #EDECE6;
}

.toc-search-input {
  margin: 0.75rem 1.25rem 0.25rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  outline: none;
  background: var(--bg-secondary);
}

.toc-tree-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem 1.25rem;
  list-style: none;
}

.toc-item {
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.toc-item:hover {
  background: var(--bg-secondary);
  color: var(--primary-navy);
}

.toc-item.active {
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  font-weight: 700;
}

/* Reader Main Canvas */
.reader-main-canvas {
  background: var(--bg-reader);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
  min-height: 85vh;
}

.reader-controls-toolbar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.reader-book-heading {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-navy);
}

[data-theme="dark"] .reader-book-heading {
  color: #EDECE6;
}

.reader-tool-buttons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tool-icon-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.tool-icon-btn:hover {
  background: var(--bg-card);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* Text Content Area */
.reader-text-viewport {
  flex: 1;
  padding: 3rem 4.5rem;
  font-family: var(--font-book);
  font-size: 1.55rem;
  line-height: 2.35;
  color: var(--text-primary);
  overflow-y: auto;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
  text-align: justify;
  text-justify: inter-word;
  text-align-last: right;
  direction: rtl;
  letter-spacing: 0.2px;
}

.reader-text-viewport[data-align="right"] {
  text-align: right;
  text-align-last: right;
}

.reader-text-viewport[data-align="center"] {
  text-align: center;
  text-align-last: center;
}

.reader-text-viewport[data-align="justify"] {
  text-align: justify;
  text-justify: inter-word;
  text-align-last: right;
}

.book-paragraph {
  margin-bottom: 1.35rem;
  text-indent: 2rem;
  text-align: inherit;
  line-height: inherit;
}

.book-heading-section {
  text-align: center !important;
  text-indent: 0 !important;
  font-family: var(--font-title);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin: 2rem 0 1.25rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--border-gold);
  border-bottom: 1px solid var(--border-gold);
  background: var(--bg-card);
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .book-heading-section {
  color: var(--accent-gold);
  background: var(--bg-elevated);
}

.quran-ayah {
  color: var(--accent-emerald);
  font-weight: 700;
  font-family: var(--font-title);
  font-size: 1.15em;
  padding: 0 0.25rem;
}

.prophetic-hadith {
  color: var(--accent-ruby);
  font-weight: 600;
}

.reader-align-group {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.align-btn {
  border: none !important;
  background: transparent !important;
  font-size: 1.05rem !important;
  font-weight: 700 !important;
  width: 32px !important;
  height: 30px !important;
  border-radius: var(--radius-sm) !important;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition);
}

.align-btn:hover {
  background: var(--bg-card) !important;
  color: var(--primary-navy);
}

.align-btn.active {
  background: var(--primary-navy) !important;
  color: #FFFFFF !important;
}

[data-theme="dark"] .align-btn.active {
  background: var(--accent-gold) !important;
  color: #0D121B !important;
}

.reader-footer-nav {
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-jump-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
}

.page-jump-input {
  width: 60px;
  text-align: center;
  padding: 0.35rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.88rem;
  outline: none;
}

/* ==========================================================================
   Admin Dashboard Layout
   ========================================================================== */
.admin-container {
  max-width: 1100px;
  margin: 0 auto;
}

.admin-header-card {
  background: linear-gradient(135deg, var(--primary-navy), #1D3152);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2rem;
  border: 1px solid var(--border-gold);
  box-shadow: var(--shadow-lg);
}

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.admin-metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.metric-title {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.metric-val {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--primary-navy);
}

[data-theme="dark"] .metric-val {
  color: var(--accent-gold);
}

.integrity-badge-100 {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent-emerald-soft);
  color: var(--accent-emerald);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid rgba(28, 93, 66, 0.25);
}

/* Toast Notifications */
.toast-msg {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  background: var(--primary-navy);
  color: #FFFFFF;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  border-right: 4px solid var(--accent-gold);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  z-index: 1000;
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .catalog-layout {
    grid-template-columns: 1fr;
  }
  .catalog-sidebar {
    position: static;
  }
  .reader-workspace {
    grid-template-columns: 1fr;
  }
  .reader-sidebar {
    display: none;
  }
  .hero-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  .header-container {
    flex-wrap: wrap;
    padding: 0.6rem 1rem;
    gap: 0.6rem;
  }
  .nav-menu {
    display: flex;
    overflow-x: auto;
    width: 100%;
    padding-bottom: 0.35rem;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
    gap: 0.35rem;
    scrollbar-width: none;
  }
  .nav-menu::-webkit-scrollbar {
    display: none;
  }
  .nav-link {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    flex-shrink: 0;
  }
  .hero-container {
    padding: 2.25rem 1.25rem;
  }
  .hero-title {
    font-size: 1.85rem;
  }
  .reader-text-viewport {
    padding: 1.5rem 1.25rem;
    font-size: 1.15rem;
  }
}

/* ==========================================================================
   Critique & Refutation Books Styling (كتب ودراسات نقد الإباضية والردود)
   ========================================================================== */
.book-card.is-critique {
  border-right: 4px solid #B91C1C !important;
  background: linear-gradient(135deg, rgba(185, 28, 28, 0.035) 0%, var(--bg-card) 60%);
  position: relative;
}

.book-card.is-critique:hover {
  border-right-color: #DC2626 !important;
  box-shadow: 0 6px 20px rgba(185, 28, 28, 0.15);
}

[data-theme="dark"] .book-card.is-critique {
  border-right: 4px solid #EF4444 !important;
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, var(--bg-card) 60%);
}

.badge-critique {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(185, 28, 28, 0.1);
  color: #B91C1C;
  border: 1px solid rgba(185, 28, 28, 0.35);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

[data-theme="dark"] .badge-critique {
  background: rgba(239, 68, 68, 0.22);
  color: #FCA5A5;
  border-color: rgba(239, 68, 68, 0.45);
}

.search-result-card.is-critique {
  border-right: 4px solid #B91C1C !important;
  background: linear-gradient(135deg, rgba(185, 28, 28, 0.03) 0%, var(--bg-card) 50%);
}

[data-theme="dark"] .search-result-card.is-critique {
  border-right: 4px solid #EF4444 !important;
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.06) 0%, var(--bg-card) 50%);
}

.reader-critique-banner {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: rgba(185, 28, 28, 0.08);
  border: 1px solid rgba(185, 28, 28, 0.3);
  border-right: 5px solid #B91C1C;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.6;
}

[data-theme="dark"] .reader-critique-banner {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  border-right-color: #EF4444;
  color: #FEE2E2;
}

.reader-critique-banner .critique-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
}