/* Project CSS - Dharma Platform Specific Styles */
/* Dharma Color Scheme - Saffron/Ancient Wisdom Theme */

:root {
  /* Primary Dharma Colors */
  --dharma-saffron: #EA580C;
  --dharma-saffron-dark: #C2410C;
  --dharma-saffron-light: #FB923C;
  --dharma-cream: #FFF7ED;
  --dharma-navy: #0A192F;
  --dharma-gold: #CA8A04;
  --dharma-maroon: #7C2D12;
  
  /* Secondary Colors for Categories */
  --dharma-blue: #1E40AF;
  --dharma-green: #059669;
  --dharma-purple: #7C3AED;
  --dharma-red: #DC2626;
  --dharma-amber: #D97706;
  --dharma-teal: #0D9488;
  --dharma-indigo: #4F46E5;
  --dharma-pink: #DB2777;
  --dharma-emerald: #10B981;
  --dharma-orange: #F97316;
  --dharma-violet: #8B5CF6;
  --dharma-rose: #E11D48;
  --dharma-cyan: #06B6D4;
  --dharma-lime: #65A30D;
  --dharma-fuchsia: #C026D3;
}

/* =================================================================
   KTPI STUDY GUIDE CATEGORIES (Class XI)
   ================================================================= */

.category-astronomy {
  border-left: 4px solid var(--dharma-blue);
}

.category-ayurveda {
  border-left: 4px solid var(--dharma-green);
}

.category-chemistry-metallurgy {
  border-left: 4px solid var(--dharma-purple);
}

.category-literature {
  border-left: 4px solid var(--dharma-red);
}

.category-medicine {
  border-left: 4px solid var(--dharma-emerald);
}

.category-philosophy {
  border-left: 4px solid var(--dharma-indigo);
}

.category-vedic-math {
  border-left: 4px solid var(--dharma-amber);
}

.category-yoga {
  border-left: 4px solid var(--dharma-teal);
}

/* =================================================================
   KTPI STUDY GUIDE CATEGORIES (Class XII)
   ================================================================= */

.category-agriculture {
  border-left: 4px solid var(--dharma-lime);
}

.category-ancient-tech {
  border-left: 4px solid var(--dharma-cyan);
}

.category-architecture {
  border-left: 4px solid var(--dharma-maroon);
}

.category-dance {
  border-left: 4px solid var(--dharma-pink);
}

.category-education-systems {
  border-left: 4px solid var(--dharma-orange);
}

.category-ethics {
  border-left: 4px solid var(--dharma-violet);
}

.category-martial-arts {
  border-left: 4px solid var(--dharma-rose);
}

/* =================================================================
   SPIRITUAL WISDOM GUIDE CATEGORIES
   ================================================================= */

.category-gita {
  border-left: 4px solid var(--dharma-saffron);
}

.category-upanishads {
  border-left: 4px solid var(--dharma-gold);
}

.category-vedic-astrology {
  border-left: 4px solid var(--dharma-purple);
}

.category-krishna {
  border-left: 4px solid var(--dharma-blue);
}

.category-mahabharata {
  border-left: 4px solid var(--dharma-red);
}

.category-puranas {
  border-left: 4px solid var(--dharma-indigo);
}

.category-sanskrit {
  border-left: 4px solid var(--dharma-amber);
}

.category-vedic-science {
  border-left: 4px solid var(--dharma-teal);
}

/* =================================================================
   BOOK/GUIDE TYPE BADGES
   ================================================================= */

.book-badge,
.guide-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  background: rgba(234, 88, 12, 0.1);
  color: var(--dharma-saffron);
  border: 1px solid rgba(234, 88, 12, 0.2);
}

.book-badge.free,
.guide-badge.free {
  background: rgba(16, 185, 129, 0.1);
  color: var(--dharma-green);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.book-badge.suggested,
.guide-badge.suggested {
  background: rgba(202, 138, 4, 0.1);
  color: var(--dharma-gold);
  border: 1px solid rgba(202, 138, 4, 0.2);
}

.book-badge.ktpi,
.guide-badge.ktpi {
  background: rgba(30, 64, 175, 0.1);
  color: var(--dharma-blue);
  border: 1px solid rgba(30, 64, 175, 0.2);
}

.book-badge.spiritual,
.guide-badge.spiritual {
  background: rgba(124, 58, 237, 0.1);
  color: var(--dharma-purple);
  border: 1px solid rgba(124, 58, 237, 0.2);
}

/* =================================================================
   DOWNLOAD PROGRESS
   ================================================================= */

.download-progress {
  height: 4px;
  background: var(--dharma-cream);
  border-radius: 2px;
  overflow: hidden;
}

.download-progress-bar {
  height: 100%;
  background: var(--dharma-saffron);
  transition: width 0.3s ease;
}

/* =================================================================
   BOOK/GUIDE CARDS
   ================================================================= */

.book-card,
.guide-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(--dharma-saffron);
}

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

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

.book-card.featured:hover,
.guide-card.featured:hover {
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.book-card.ktpi {
  border-top-color: var(--dharma-blue);
}

.book-card.spiritual {
  border-top-color: var(--dharma-purple);
}

/* =================================================================
   BOOK/GUIDE PREVIEW
   ================================================================= */

.book-preview,
.guide-preview {
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  overflow: hidden;
}

.book-preview:hover,
.guide-preview:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* =================================================================
   UPI PAYMENT SECTION (NO GRADIENT)
   ================================================================= */

.upi-payment-box {
  background: var(--dharma-cream);
  border: 2px solid var(--dharma-saffron);
  border-radius: 1rem;
  padding: 2rem;
  position: relative;
  text-align: center;
}

.upi-qr-code {
  display: inline-block;
  padding: 1rem;
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* =================================================================
   EDUCATIONAL QUOTES/TIPS BOXES (NO GRADIENT)
   ================================================================= */

.edu-tip-box {
  background: #ecfdf5;
  border-left: 4px solid var(--dharma-saffron);
  padding: 1.5rem;
  border-radius: 0.5rem;
  position: relative;
  margin: 1.5rem 0;
}

.edu-tip-box::before {
  content: '💡';
  font-size: 2rem;
  position: absolute;
  top: 1rem;
  left: 1rem;
  line-height: 1;
}

.edu-tip-box .content {
  margin-left: 3rem;
}

/* =================================================================
   NAVIGATION
   ================================================================= */

.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;
}

.nav-link:hover {
  color: var(--dharma-saffron);
  background: rgba(234, 88, 12, 0.05);
}

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

.dark .nav-link:hover {
  color: var(--dharma-saffron);
  background: rgba(234, 88, 12, 0.1);
}

/* Responsive navigation adjustments */
@media (max-width: 1280px) and (min-width: 769px) {
  .nav-link {
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
  }
}

/* =================================================================
   CATEGORY/SUBJECT ICONS
   ================================================================= */

.subject-icon,
.category-icon {
  font-size: 2rem;
  display: inline-block;
  padding: 0.75rem;
  border-radius: 0.5rem;
  background: rgba(234, 88, 12, 0.1);
  margin-bottom: 1rem;
}

/* KTPI Class XI Icons */
.subject-icon.astronomy,
.category-icon.astronomy { 
  background: rgba(30, 64, 175, 0.1); 
  color: var(--dharma-blue);
}

.subject-icon.ayurveda,
.category-icon.ayurveda { 
  background: rgba(5, 150, 105, 0.1); 
  color: var(--dharma-green);
}

.subject-icon.chemistry-metallurgy,
.category-icon.chemistry-metallurgy { 
  background: rgba(124, 58, 237, 0.1); 
  color: var(--dharma-purple);
}

.subject-icon.literature,
.category-icon.literature { 
  background: rgba(220, 38, 38, 0.1); 
  color: var(--dharma-red);
}

.subject-icon.medicine,
.category-icon.medicine { 
  background: rgba(16, 185, 129, 0.1); 
  color: var(--dharma-emerald);
}

.subject-icon.philosophy,
.category-icon.philosophy { 
  background: rgba(79, 70, 229, 0.1); 
  color: var(--dharma-indigo);
}

.subject-icon.vedic-math,
.category-icon.vedic-math { 
  background: rgba(217, 119, 6, 0.1); 
  color: var(--dharma-amber);
}

.subject-icon.yoga,
.category-icon.yoga { 
  background: rgba(13, 148, 136, 0.1); 
  color: var(--dharma-teal);
}

/* KTPI Class XII Icons */
.subject-icon.agriculture,
.category-icon.agriculture { 
  background: rgba(101, 163, 13, 0.1); 
  color: var(--dharma-lime);
}

.subject-icon.ancient-tech,
.category-icon.ancient-tech { 
  background: rgba(6, 182, 212, 0.1); 
  color: var(--dharma-cyan);
}

.subject-icon.architecture,
.category-icon.architecture { 
  background: rgba(124, 45, 18, 0.1); 
  color: var(--dharma-maroon);
}

.subject-icon.dance,
.category-icon.dance { 
  background: rgba(219, 39, 119, 0.1); 
  color: var(--dharma-pink);
}

.subject-icon.education-systems,
.category-icon.education-systems { 
  background: rgba(249, 115, 22, 0.1); 
  color: var(--dharma-orange);
}

.subject-icon.ethics,
.category-icon.ethics { 
  background: rgba(139, 92, 246, 0.1); 
  color: var(--dharma-violet);
}

.subject-icon.martial-arts,
.category-icon.martial-arts { 
  background: rgba(225, 29, 72, 0.1); 
  color: var(--dharma-rose);
}

/* Spiritual Icons */
.subject-icon.gita,
.category-icon.gita { 
  background: rgba(234, 88, 12, 0.1); 
  color: var(--dharma-saffron);
}

.subject-icon.upanishads,
.category-icon.upanishads { 
  background: rgba(202, 138, 4, 0.1); 
  color: var(--dharma-gold);
}

.subject-icon.vedic-astrology,
.category-icon.vedic-astrology { 
  background: rgba(124, 58, 237, 0.1); 
  color: var(--dharma-purple);
}

.subject-icon.krishna,
.category-icon.krishna { 
  background: rgba(30, 64, 175, 0.1); 
  color: var(--dharma-blue);
}

.subject-icon.mahabharata,
.category-icon.mahabharata { 
  background: rgba(220, 38, 38, 0.1); 
  color: var(--dharma-red);
}

.subject-icon.puranas,
.category-icon.puranas { 
  background: rgba(79, 70, 229, 0.1); 
  color: var(--dharma-indigo);
}

.subject-icon.sanskrit,
.category-icon.sanskrit { 
  background: rgba(217, 119, 6, 0.1); 
  color: var(--dharma-amber);
}

.subject-icon.vedic-science,
.category-icon.vedic-science { 
  background: rgba(13, 148, 136, 0.1); 
  color: var(--dharma-teal);
}

/* =================================================================
   CLASS LEVEL BADGES
   ================================================================= */

.class-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--dharma-saffron);
  color: white;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.class-badge.class-11 {
  background: var(--dharma-blue);
}

.class-badge.class-12 {
  background: var(--dharma-purple);
}

.class-badge.secondary {
  background: var(--dharma-blue);
}

.class-badge.senior-secondary {
  background: var(--dharma-purple);
}

.class-badge.spiritual {
  background: var(--dharma-gold);
}

/* =================================================================
   FLASH MESSAGES
   ================================================================= */

.flash-message {
  background: white;
  border-left: 4px solid #ccc;
}

.flash-success {
  border-left-color: #10b981;
  background: #f0fdf4;
  color: #166534;
}

.flash-error {
  border-left-color: #ef4444;
  background: #fef2f2;
  color: #dc2626;
}

.flash-warning {
  border-left-color: #f59e0b;
  background: #fffbeb;
  color: #d97706;
}

.flash-info {
  border-left-color: #3b82f6;
  background: #eff6ff;
  color: #1d4ed8;
}

/* =================================================================
   SEARCH BAR
   ================================================================= */

.search-input {
  border: 2px solid #e5e7eb;
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  transition: all 0.2s;
}

.search-input:focus {
  border-color: var(--dharma-saffron);
  outline: none;
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.1);
}

/* =================================================================
   FILTER BUTTONS
   ================================================================= */

.filter-btn {
  padding: 0.5rem 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 0.5rem;
  background: white;
  color: #6b7280;
  transition: all 0.2s;
  cursor: pointer;
}

.filter-btn:hover {
  border-color: var(--dharma-saffron);
  color: var(--dharma-saffron);
}

.filter-btn.active {
  background: var(--dharma-saffron);
  border-color: var(--dharma-saffron);
  color: white;
}

/* =================================================================
   DOWNLOAD BUTTON
   ================================================================= */

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background: var(--dharma-saffron);
  color: white;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

.download-btn:hover {
  background: var(--dharma-saffron-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.download-btn:active {
  transform: translateY(0);
}

/* =================================================================
   SUPPORT/DONATE BUTTON
   ================================================================= */

.support-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background: var(--dharma-gold);
  color: white;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: all 0.2s;
  border: 2px solid var(--dharma-gold);
}

.support-btn:hover {
  background: #B45309;
  border-color: #B45309;
}

/* =================================================================
   BREADCRUMBS
   ================================================================= */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: #6b7280;
}

.breadcrumb a {
  color: var(--dharma-saffron);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb a:hover {
  color: var(--dharma-saffron-dark);
  text-decoration: underline;
}

/* =================================================================
   STATS/NUMBERS DISPLAY
   ================================================================= */

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--dharma-saffron);
}

.stat-label {
  font-size: 0.875rem;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* =================================================================
   FOOTER GRID LAYOUT
   ================================================================= */

footer .grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 1024px) {
  footer .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  footer .grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
}

/* =================================================================
   MOBILE OPTIMIZATIONS
   ================================================================= */

@media (max-width: 768px) {
  .book-card.featured,
  .guide-card.featured {
    transform: none;
  }
  
  .upi-payment-box {
    padding: 1.5rem;
  }
  
  .edu-tip-box {
    padding: 1rem;
  }
  
  .edu-tip-box .content {
    margin-left: 2.5rem;
  }
  
  .subject-icon,
  .category-icon {
    font-size: 1.5rem;
    padding: 0.5rem;
  }
}

/* =================================================================
   UTILITY CLASSES
   ================================================================= */

.whitespace-nowrap {
  white-space: nowrap;
}

/* =================================================================
   PROSE/ARTICLE CONTENT STYLING
   ================================================================= */

.prose {
  color: #374151;
  max-width: 65ch;
  font-size: 18px;
  line-height: 1.7;
}

.prose h1 {
  font-size: 2.25em;
  font-weight: 700;
  margin-top: 0;
  margin-bottom: 0.8em;
  line-height: 1.2;
  color: var(--dharma-saffron);
}

.prose h2 {
  font-size: 1.5em;
  font-weight: 600;
  margin-top: 1.75em;
  margin-bottom: 0.75em;
  line-height: 1.3;
  color: var(--dharma-navy);
}

.prose h3 {
  font-size: 1.25em;
  font-weight: 600;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  line-height: 1.5;
}

.prose p {
  margin-top: 1.25em;
  margin-bottom: 1.25em;
  font-size: 18px;
  line-height: 1.7;
}

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

.prose em {
  font-style: italic;
}

.prose ul, .prose ol {
  margin-top: 1.25em;
  margin-bottom: 1.25em;
  padding-left: 1.625em;
}

.prose ul {
  list-style-type: disc;
  list-style-position: outside;
}

.prose ol {
  list-style-type: decimal;
  list-style-position: outside;
}

.prose ul ul {
  list-style-type: circle;
}

.prose ul ul ul {
  list-style-type: square;
}

.prose li {
  margin-top: 0.5em;
  margin-bottom: 0.5em;
  display: list-item;
}

.prose li::marker {
  color: var(--dharma-saffron);
}

.prose blockquote {
  font-weight: 500;
  font-style: italic;
  font-size: 1.15em;
  color: #111827;
  border-left-width: 0.25rem;
  border-left-color: var(--dharma-saffron);
  quotes: "\201C""\201D""\2018""\2019";
  margin-top: 1.6em;
  margin-bottom: 1.6em;
  padding-left: 1em;
  line-height: 1.6;
  background: rgba(234, 88, 12, 0.05);
  padding: 1rem 1rem 1rem 1.5rem;
  border-radius: 0.25rem;
}

.prose a, .email-link {
  color: var(--dharma-saffron);
  text-decoration: underline;
  transition: all 0.2s ease-in-out;
}

.prose a:hover, .email-link:hover {
  color: var(--dharma-saffron-dark);
  text-decoration-thickness: 2px;
}

.prose code {
  background: #f3f4f6;
  padding: 0.125rem 0.25rem;
  border-radius: 0.25rem;
  font-size: 0.875em;
}

.prose pre {
  background: #1e293b;
  color: #f8fafc;
  padding: 1rem;
  border-radius: 0.5rem;
  overflow-x: auto;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.prose th,
.prose td {
  padding: 0.75rem;
  border: 1px solid #e5e7eb;
  text-align: left;
}

.prose th {
  background: var(--dharma-saffron);
  color: white;
  font-weight: 600;
}

/* =================================================================
   DARK MODE OVERRIDES
   ================================================================= */

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

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

.dark .book-preview,
.dark .guide-preview {
  background: #1e293b;
  color: #f8fafc;
}

.dark .upi-payment-box {
  background: #1e293b;
  border-color: var(--dharma-saffron);
  color: #f8fafc;
}

.dark .upi-qr-code {
  background: #0f172a;
}

.dark .edu-tip-box {
  background: #1e293b;
  color: #f8fafc;
  border-left-color: var(--dharma-saffron);
}

.dark .search-input {
  background: #1e293b;
  border-color: #334155;
  color: #f8fafc;
}

.dark .search-input:focus {
  border-color: var(--dharma-saffron);
  background: #0f172a;
}

.dark .filter-btn {
  background: #1e293b;
  border-color: #334155;
  color: #cbd5e1;
}

.dark .filter-btn:hover {
  border-color: var(--dharma-saffron);
  color: var(--dharma-saffron);
}

.dark .filter-btn.active {
  background: var(--dharma-saffron);
  border-color: var(--dharma-saffron);
  color: white;
}

.dark .stat-card {
  background: #1e293b;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
}

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

.dark .prose h1,
.dark .prose h2,
.dark .prose h3,
.dark .prose strong {
  color: #f9fafb;
}

.dark .prose h1 {
  color: var(--dharma-saffron);
}

.dark .prose h2 {
  color: #f8fafc;
}

.dark .prose li::marker {
  color: var(--dharma-saffron);
}

.dark .prose blockquote {
  color: #f9fafb;
  border-left-color: var(--dharma-saffron);
  background: rgba(234, 88, 12, 0.1);
}

.dark .prose code {
  background: #334155;
  color: #f8fafc;
}

.dark .prose th,
.dark .prose td {
  border-color: #334155;
}

.dark .prose th {
  background: var(--dharma-saffron-dark);
}