/* Project CSS - Books Platform Specific Styles */

/* Books Color Scheme - Professional/ID theme */
:root {
  --books-primary: #1e40af;
  --books-primary-dark: #1e3a8a;
  --books-accent: #0ea5e9;
  --books-cream: #f8fafc;
  --books-teal: #0d9488;
  --books-purple: #7c3aed;
  --books-amber: #f59e0b;
  --books-gray: #475569;
}

/* Book Status Badges */
.book-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.book-badge.available {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.book-badge.coming-soon {
  background: rgba(245, 158, 11, 0.1);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Book Cards */
.book-card {
  background: white;
  border-radius: 0.75rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  overflow: hidden;
  border-top: 3px solid var(--books-primary);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.book-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.book-card.featured {
  border-top-color: var(--books-amber);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* When book-card is an anchor tag (homepage) */
a.book-card {
  text-decoration: none;
  color: inherit;
  min-height: 100%;
}

a.book-card .book-title {
  color: var(--books-primary);
  transition: color 0.2s;
}

a.book-card:hover .book-title {
  color: var(--books-primary-dark);
}

/* Ensure grid/flex items containing book-cards stretch */
.grid > a.book-card,
.grid > div > .book-card {
  height: 100%;
}

/* Book Cover */
.book-cover {
  position: relative;
  overflow: hidden;
  height: 360px;
  background: linear-gradient(135deg, var(--books-cream) 0%, #e0f2fe 100%);
  flex-shrink: 0;
}

.book-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

/* Coming Soon Overlay */
.coming-soon-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--books-amber);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Book Info Section */
.book-info {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* Button alignment for detail page cards */
.book-info > div:last-child {
  margin-top: auto !important;
  padding-top: 1rem;
}

.book-info > .mt-4 {
  margin-top: auto !important;
}

/* Prevent badges from taking auto margin */
.book-info > div:first-child:not(:last-child),
.book-info > .mb-2 {
  margin-top: 0 !important;
}

.book-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--books-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.book-subtitle {
  font-size: 0.875rem;
  color: #64748b;
  margin-bottom: 0.75rem;
}

.book-description {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.book-release-date {
  font-size: 0.875rem;
  color: var(--books-amber);
  font-weight: 600;
}

/* Download Button */
.download-btn, .btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--books-primary);
  color: white !important;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none !important;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

.download-btn:hover, .btn-primary:hover {
  background: var(--books-primary-dark);
  color: white !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Ensure link text inside buttons is white */
a.btn-primary,
a.download-btn {
  color: white !important;
}

a.btn-primary:hover,
a.download-btn:hover {
  color: white !important;
}

/* Navigation - Books specific */
.nav-link {
  color: #374151;
  transition: color 0.25s ease-in-out;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.9375rem;
  white-space: nowrap;
  text-decoration: none;
}

.nav-link:hover {
  color: var(--books-primary);
  background: rgba(30, 64, 175, 0.05);
}

.dark .nav-link {
  color: #cbd5e1;
}

.dark .nav-link:hover {
  color: var(--books-accent);
  background: rgba(14, 165, 233, 0.1);
}

/* Value Proposition Grid */
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.value-item {
  text-align: center;
}

.value-item h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--books-primary);
  margin-bottom: 0.5rem;
}

.value-item p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
}

/* Book Detail Page */
.book-detail-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  margin-top: 2rem;
}

.book-cover-large {
  position: sticky;
  top: 2rem;
}

.book-cover-large img {
  width: 100%;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.book-title-large {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--books-primary);
  margin-bottom: 0.5rem;
}

.book-subtitle-large {
  font-size: 1.25rem;
  color: #64748b;
  margin-bottom: 0.5rem;
}

.book-author {
  font-size: 1rem;
  color: #475569;
  margin-bottom: 1.5rem;
}

.book-meta {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
}

.meta-item {
  margin-bottom: 1.5rem;
}

.meta-item strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--books-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.topics-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0;
}

.topics-list li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: #475569;
}

.topics-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--books-primary);
  font-weight: 700;
}

/* Download Form */
.download-form {
  background: var(--books-cream);
  padding: 2rem;
  border-radius: 0.75rem;
  margin-top: 2rem;
}

.download-form h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--books-primary);
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: all 0.2s;
}

.form-input:focus {
  border-color: var(--books-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

/* Responsive */
@media (max-width: 1024px) {
  .book-detail-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .book-cover-large {
    position: static;
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .book-title-large {
    font-size: 1.75rem;
  }
  
  .book-subtitle-large {
    font-size: 1rem;
  }
  
  .value-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .download-form {
    padding: 1.5rem;
  }
  
  /* Mobile: Smaller book covers */
  .book-cover {
    height: 280px;
  }
}

/* Dark Mode Overrides */
.dark .book-card {
  background: #1e293b;
  color: #f8fafc;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
}

.dark .book-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

.dark .book-title {
  color: var(--books-accent);
}

.dark .book-subtitle,
.dark .book-description,
.dark .book-author {
  color: #cbd5e1;
}

.dark .download-form {
  background: #1e293b;
}

.dark .download-form h3 {
  color: var(--books-accent);
}

.dark .form-input {
  background: #0f172a;
  border-color: #334155;
  color: #f8fafc;
}

.dark .form-input:focus {
  border-color: var(--books-accent);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.dark .form-group label {
  color: #f1f5f9;
}

.dark .book-meta {
  border-top-color: #334155;
}

.dark .meta-item strong {
  color: var(--books-accent);
}

.dark .topics-list li {
  color: #cbd5e1;
}

.dark .topics-list li::before {
  color: var(--books-accent);
}

.dark .value-item h3 {
  color: var(--books-accent);
}

.dark .value-item p {
  color: #94a3b8;
}

/* ================================================
   PROSE STYLES FOR MARKDOWN CONTENT
   ================================================ */

.prose {
  color: #374151;
  max-width: 65ch;
}

.prose p {
  margin-top: 1.25em;
  margin-bottom: 1.25em;
  line-height: 1.75;
}

.prose h2 {
  font-size: 1.875em;
  font-weight: 700;
  margin-top: 2em;
  margin-bottom: 1em;
  line-height: 1.3333333;
  color: var(--books-primary);
}

.prose h3 {
  font-size: 1.5em;
  font-weight: 600;
  margin-top: 1.6em;
  margin-bottom: 0.6em;
  line-height: 1.6;
  color: var(--books-primary);
}

.prose h4 {
  font-size: 1.25em;
  font-weight: 600;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  line-height: 1.5;
  color: #1f2937;
}

.prose strong {
  font-weight: 600;
  color: #111827;
}

.prose ul {
  list-style-type: disc;
  list-style-position: outside;
  margin-top: 1.25em;
  margin-bottom: 1.25em;
  padding-left: 1.625em;
}

.prose ol {
  list-style-type: decimal;
  list-style-position: outside;
  margin-top: 1.25em;
  margin-bottom: 1.25em;
  padding-left: 1.625em;
}

.prose li {
  margin-top: 0.5em;
  margin-bottom: 0.5em;
  padding-left: 0.375em;
}

.prose ul > li {
  padding-left: 0.375em;
}

.prose ol > li {
  padding-left: 0.375em;
}

.prose ul > li::marker {
  color: var(--books-primary);
}

.prose ol > li::marker {
  color: var(--books-primary);
  font-weight: 600;
}

.prose blockquote {
  font-style: italic;
  border-left: 4px solid var(--books-primary);
  padding-left: 1em;
  margin-top: 1.6em;
  margin-bottom: 1.6em;
  color: #4b5563;
}

.prose code {
  font-size: 0.875em;
  font-weight: 600;
  color: #1f2937;
  background: #f3f4f6;
  padding: 0.2em 0.4em;
  border-radius: 0.25rem;
}

.prose pre {
  background: #1f2937;
  color: #f3f4f6;
  padding: 1em;
  border-radius: 0.5rem;
  overflow-x: auto;
  margin-top: 1.5em;
  margin-bottom: 1.5em;
}

.prose pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  font-weight: 400;
}

.prose a {
  color: var(--books-primary);
  text-decoration: underline;
  font-weight: 500;
}

.prose a:hover {
  color: var(--books-primary-dark);
}

/* Dark mode prose */
.dark .prose {
  color: #d1d5db;
}

.dark .prose h2,
.dark .prose h3 {
  color: var(--books-accent);
}

.dark .prose h4 {
  color: #f3f4f6;
}

.dark .prose strong {
  color: #f9fafb;
}

.dark .prose blockquote {
  color: #9ca3af;
  border-left-color: var(--books-accent);
}

.dark .prose code {
  color: #f3f4f6;
  background: #374151;
}

.dark .prose a {
  color: var(--books-accent);
}

.dark .prose a:hover {
  color: #38bdf8;
}

/* Prose-lg variant for detail pages */
.prose-lg {
  font-size: 1.125rem;
  line-height: 1.7777778;
}

.prose-lg p {
  margin-top: 1.3333333em;
  margin-bottom: 1.3333333em;
}

.prose-lg h2 {
  font-size: 2.25em;
  margin-top: 1.5555556em;
  margin-bottom: 0.8888889em;
  line-height: 1.1111111;
}

.prose-lg h3 {
  font-size: 1.6666667em;
  margin-top: 1.6em;
  margin-bottom: 0.6666667em;
  line-height: 1.3333333;
}

.prose-lg ul,
.prose-lg ol {
  margin-top: 1.3333333em;
  margin-bottom: 1.3333333em;
}

.prose-lg li {
  margin-top: 0.6em;
  margin-bottom: 0.6em;
}