/* ================================================================
   Fatawa Addar Digital Library — Plugin CSS
   ================================================================ */

.fatawa-library-wrapper {
  /* Colors */
  --c-primary-dark: #005939;
  --c-primary: #0d7c3f;
  --c-primary-light: #e8f5ee;
  --c-accent: #ffab00;
  
  --c-bg: #ffffff;
  --c-bg-alt: #f9f9f9;
  
  --c-text: #2d2d2d;
  --c-text-secondary: #6b7280;
  --c-text-on-dark: #ffffff;

  --c-border: #e5e7eb;
  --c-border-light: #f0f0f0;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-card-hover: 0 20px 40px rgba(0,89,57,0.15);

  /* Radii */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Spacing */
  --sp-xs: 4px;
  --sp-sm: 8px;
  --sp-md: 16px;
  --sp-lg: 24px;
  --sp-xl: 32px;
  --sp-2xl: 48px;

  /* Typography */
  --f-heading: 'Amiri', 'Traditional Arabic', serif;
  --f-body: 'Noto Sans Arabic', 'IBM Plex Sans Arabic', sans-serif;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 0.15s;
  --t-normal: 0.3s;

  font-family: var(--f-body);
  color: var(--c-text);
  line-height: 1.8;
  direction: rtl;
  text-align: right;
  position: relative;
  width: 100%;
}

.fatawa-library-wrapper * {
  box-sizing: border-box;
}

.fatawa-library-wrapper .hidden {
  display: none !important;
}

.fatawa-library-wrapper .no-select {
  user-select: none;
  -webkit-user-select: none;
}

/* ================================================================
   SEARCH & FILTER SECTION
   ================================================================ */
.fatawa-library-wrapper .search-section {
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-light);
  border-radius: var(--r-md);
  padding: var(--sp-xl) var(--sp-md);
  margin-bottom: var(--sp-xl);
}

.fatawa-library-wrapper .search-wrapper {
  max-width: 560px;
  margin: 0 auto var(--sp-lg);
}

.fatawa-library-wrapper .search-bar {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  padding: var(--sp-sm) var(--sp-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--t-normal) var(--ease-out);
}

.fatawa-library-wrapper .search-bar:focus-within {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(13,124,63,0.10), var(--shadow-md);
  transform: translateY(-1px);
}

.fatawa-library-wrapper .search-bar input {
  flex: 1;
  padding: var(--sp-sm) 0;
  font-size: 1.5rem;
  font-family: inherit;
  border: none;
  outline: none;
  background: transparent;
  color: inherit;
}

.fatawa-library-wrapper .search-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  margin-inline-start: var(--sp-sm);
  color: var(--c-text-secondary);
}

.fatawa-library-wrapper .filter-dropdowns {
  display: flex;
  justify-content: center;
  gap: var(--sp-md);
  flex-wrap: wrap;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.fatawa-library-wrapper .filter-select {
  flex: 1 1 200px;
  max-width: 100%;
  padding: 8px 16px;
  border-radius: var(--r-sm);
  font-size: 1.1rem;
  font-family: inherit;
  font-weight: 500;
  color: var(--c-text-primary);
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  cursor: pointer;
  outline: none;
  width: auto !important; /* override global theme styles */
  margin: 0;
}

.fatawa-library-wrapper .filter-select:focus,
.fatawa-library-wrapper .filter-select:hover {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 2px rgba(0,89,57,0.2);
}

.fatawa-library-wrapper .books-count {
  display: none; /* User requested to hide this text */
  text-align: center;
  margin-top: var(--sp-md);
  font-size: 1.3rem;
  color: var(--c-text-secondary);
}

/* ================================================================
   BOOKS GRID
   ================================================================ */
.fatawa-library-wrapper .books-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-xl);
}

.fatawa-library-wrapper .book-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border-light);
  border-radius: var(--r-lg);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--t-normal) var(--ease-out);
  display: flex;
  flex-direction: column;
}

.fatawa-library-wrapper .book-card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--c-primary-light);
}

.fatawa-library-wrapper .book-card-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--c-bg-alt);
  overflow: hidden;
}

.fatawa-library-wrapper .book-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-normal) var(--ease-out);
}

.fatawa-library-wrapper .book-card:hover .book-card-cover img {
  transform: scale(1.05);
}

.fatawa-library-wrapper .book-content-type-badge {
  position: absolute;
  top: var(--sp-sm);
  left: var(--sp-sm);
  padding: 5px 12px;
  border-radius: var(--r-sm);
  font-size: 1.1rem;
  font-weight: 600;
  background: rgba(0,89,57,0.85);
  color: var(--c-text-on-dark);
}

.fatawa-library-wrapper .book-card-info {
  padding: var(--sp-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.fatawa-library-wrapper .book-card-title {
  font-family: var(--f-heading);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 var(--sp-sm);
}

.fatawa-library-wrapper .book-card-author-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding-top: var(--sp-sm);
}

.fatawa-library-wrapper .author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--c-primary-light);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.fatawa-library-wrapper .book-card-author {
  font-size: 1.2rem;
  color: var(--c-text-secondary);
  margin-top: 0;
  line-height: 1.4;
}

.fatawa-library-wrapper .no-results {
  text-align: center;
  padding: var(--sp-2xl);
  color: var(--c-text-secondary);
}

/* ================================================================
   VIEWER
   ================================================================ */
#viewer-view {
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: var(--c-bg-alt);
  display: flex;
  flex-direction: column;
}

#viewer-view .viewer-toolbar {
  background: var(--c-primary-dark);
  color: var(--c-text-on-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-sm) var(--sp-lg);
  flex-shrink: 0;
  z-index: 10;
}

#viewer-view .toolbar-start,
#viewer-view .toolbar-end {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

#viewer-view .viewer-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: var(--sp-sm) var(--sp-md);
  border-radius: var(--r-sm);
  color: var(--c-text-on-dark);
  font-size: 0.88rem;
  cursor: pointer;
  background: transparent;
  border: none;
}

#viewer-view .viewer-btn:hover {
  background: rgba(255,255,255,0.12);
}

#viewer-view .viewer-btn svg {
  width: 18px;
  height: 18px;
}

#viewer-view .viewer-title {
  font-family: var(--f-heading);
  font-size: 1.1rem;
  font-weight: 700;
}

#viewer-view .viewer-controls {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

#viewer-view .viewer-body {
  flex: 1;
  display: flex;
  overflow: hidden;
  position: relative;
}

#viewer-view .viewer-sidebar {
  width: 280px;
  background: var(--c-bg);
  border-inline-start: 1px solid var(--c-border);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
  /* Sidebar is now absolutely positioned so it overlays the viewer instead of pushing it */
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0; /* RTL context */
  z-index: 100;
  box-shadow: var(--shadow-lg);
}

#viewer-view .viewer-sidebar.collapsed {
  transform: translateX(100%);
  opacity: 0;
  pointer-events: none;
}

#viewer-view .sidebar-header {
  display: flex;
  justify-content: space-between;
  padding: var(--sp-md) var(--sp-lg);
  border-bottom: 1px solid var(--c-border-light);
}

#viewer-view .sidebar-header h3 {
  margin: 0;
  font-size: 1rem;
  color: var(--c-primary-dark);
}

#viewer-view .sidebar-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
}

#viewer-view .toc-list {
  flex: 1;
  overflow-y: auto;
}

#viewer-view .toc-item {
  display: flex;
  justify-content: space-between;
  padding: var(--sp-sm) var(--sp-lg);
  font-size: 0.88rem;
  cursor: pointer;
}

#viewer-view .toc-item:hover, #viewer-view .toc-item.active {
  background: var(--c-primary-light);
  color: var(--c-primary-dark);
}

#viewer-view .viewer-content {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sp-xl);
}

#viewer-view .demo-page {
  background: var(--c-bg);
  padding: var(--sp-2xl);
  min-height: 500px;
  width: 100%;
  max-width: 700px;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--sp-xl);
}

#viewer-view .pdf-canvas-wrapper canvas {
  border: 1px solid var(--c-border);
  max-width: 100%;
  height: auto !important;
}

#viewer-view .gdocs-wrapper {
  width: 100%;
  max-width: 100%;
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
}

#viewer-view .gdocs-iframe {
  width: 100%;
  flex: 1;
  min-height: 70vh;
  border: none;
}

#viewer-view .gdocs-overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
}

#viewer-view .viewer-page-nav {
  display: flex;
  justify-content: center;
  gap: var(--sp-lg);
  padding: var(--sp-md);
  background: var(--c-bg);
  border-top: 1px solid var(--c-border-light);
}

#viewer-view .page-nav-btn {
  padding: var(--sp-sm) var(--sp-lg);
  border: 1px solid var(--c-primary-dark);
  background: transparent;
  color: var(--c-primary-dark);
  cursor: pointer;
}

#viewer-view .page-nav-btn:hover {
  background: var(--c-primary);
  color: white;
}

#viewer-view .page-nav-btn:disabled {
  opacity: 0.4;
}

.fatawa-library-wrapper .loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999999;
  background: rgba(255,255,255,0.9);
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 992px) {
  .fatawa-library-wrapper .books-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .fatawa-library-wrapper .books-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  #viewer-view .viewer-sidebar {
    position: fixed;
    right: 0; top: 0; bottom: 0;
    z-index: 100;
  }
  #viewer-view .viewer-sidebar.collapsed {
    transform: translateX(100%);
    width: 280px;
    opacity: 1;
  }
}

@media (max-width: 480px) {
  .fatawa-library-wrapper .books-grid {
    grid-template-columns: 1fr;
  }
  .fatawa-library-wrapper .author-avatar {
    width: 48px;
    height: 48px;
  }
  .fatawa-library-wrapper .filter-dropdowns {
    flex-direction: column;
    gap: var(--sp-sm);
  }
  .fatawa-library-wrapper .filter-select {
    flex: 1 1 auto;
  }
}

@media print {
  .fatawa-library-wrapper * {
    display: none !important;
  }
  .fatawa-library-wrapper::after {
    content: 'الطباعة غير مسموح بها — Printing is not allowed';
    display: block;
    font-size: 1.5rem;
    color: red;
  }
}