/* ==========================================================================
   Thirukkural Reader (திருக்குறள் வாசிப்பகம்) - Modern Left-Aligned Digital Reader
   Cultural Heritage + State-of-the-Art Digital Reading Technology
   ========================================================================== */

/* --------------------------------------------------------------------------
   Theme Design Tokens (4 Distinct Digital Reading Themes)
   -------------------------------------------------------------------------- */
:root,
.kural-theme-parchment {
  --kr-bg-app: rgba(10, 10, 10, 0.82);
  --kr-bg-window: #FDF9F0;
  --kr-bg-sidebar: #F6EFE1;
  --kr-bg-header: linear-gradient(135deg, #111111 0%, #222222 100%);
  --kr-bg-card: #FFFFFF;
  --kr-bg-verse: #F9F5EC;
  --kr-bg-meaning: #F5EFE3;
  --kr-bg-english: #F0E8D8;
  --kr-border: #E5DAC4;
  --kr-border-focus: #D4AF37;
  --kr-gold: #D4AF37;
  --kr-gold-light: #F7E7A9;
  --kr-gold-dark: #9A7B1C;
  --kr-maroon-dark: #111111;
  --kr-maroon: #222222;
  --kr-maroon-light: #444444;
  --kr-text-primary: #1F1610;
  --kr-text-secondary: #5C5245;
  --kr-text-muted: #8A7E70;
  --kr-card-shadow: 0 4px 18px rgba(26, 26, 26, 0.06);
  --kr-tag-bg: #EFE6D5;
  --kr-active-row: #E8D9C0;
}

/* 2. Night / Dark Mode */
.kural-theme-dark {
  --kr-bg-app: rgba(0, 0, 0, 0.88);
  --kr-bg-window: #11141A;
  --kr-bg-sidebar: #181C24;
  --kr-bg-header: linear-gradient(135deg, #0D0F14 0%, #1A1E27 100%);
  --kr-bg-card: #1D222C;
  --kr-bg-verse: #242A36;
  --kr-bg-meaning: #1A1F29;
  --kr-bg-english: #161B23;
  --kr-border: #2E3645;
  --kr-border-focus: #F3DB83;
  --kr-gold: #F3DB83;
  --kr-gold-light: #FFF1BD;
  --kr-gold-dark: #C5A440;
  --kr-maroon-dark: #F3DB83;
  --kr-maroon: #E0BA55;
  --kr-maroon-light: #FFE28A;
  --kr-text-primary: #F3F4F6;
  --kr-text-secondary: #CBD5E1;
  --kr-text-muted: #94A3B8;
  --kr-card-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  --kr-tag-bg: #28303E;
  --kr-active-row: #2C3545;
}

/* 3. Paper White / Daylight Mode */
.kural-theme-light {
  --kr-bg-app: rgba(15, 23, 42, 0.75);
  --kr-bg-window: #FFFFFF;
  --kr-bg-sidebar: #F8FAFC;
  --kr-bg-header: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  --kr-bg-card: #FFFFFF;
  --kr-bg-verse: #F8FAFC;
  --kr-bg-meaning: #F1F5F9;
  --kr-bg-english: #F8FAFC;
  --kr-border: #E2E8F0;
  --kr-border-focus: #0284C7;
  --kr-gold: #D97706;
  --kr-gold-light: #FEF3C7;
  --kr-gold-dark: #B45309;
  --kr-maroon-dark: #0F172A;
  --kr-maroon: #1E293B;
  --kr-maroon-light: #334155;
  --kr-text-primary: #0F172A;
  --kr-text-secondary: #334155;
  --kr-text-muted: #64748B;
  --kr-card-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  --kr-tag-bg: #E2E8F0;
  --kr-active-row: #E2E8F0;
}

/* 4. Sepia / Eye Comfort Mode */
.kural-theme-sepia {
  --kr-bg-app: rgba(30, 20, 10, 0.82);
  --kr-bg-window: #F4EBD9;
  --kr-bg-sidebar: #EBDDC4;
  --kr-bg-header: linear-gradient(135deg, #3A2510 0%, #523719 100%);
  --kr-bg-card: #FCF6EC;
  --kr-bg-verse: #EFE4CF;
  --kr-bg-meaning: #E8DCBE;
  --kr-bg-english: #E2D3B3;
  --kr-border: #D8C7A5;
  --kr-border-focus: #B87314;
  --kr-gold: #B87314;
  --kr-gold-light: #F7DFB0;
  --kr-gold-dark: #8C5305;
  --kr-maroon-dark: #2F1E0C;
  --kr-maroon: #4D3316;
  --kr-maroon-light: #6E4C24;
  --kr-text-primary: #2B1C0E;
  --kr-text-secondary: #523D26;
  --kr-text-muted: #7E6446;
  --kr-card-shadow: 0 4px 16px rgba(50, 30, 10, 0.08);
  --kr-tag-bg: #DFCEAD;
  --kr-active-row: #D5C29D;
}

/* --------------------------------------------------------------------------
   Main Reader Dialog Container & Window
   -------------------------------------------------------------------------- */
.kural-reader-dialog {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--kr-bg-app);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 999999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  box-sizing: border-box;
  opacity: 0;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.kural-reader-dialog.open {
  display: flex;
  opacity: 1;
}

.kural-reader-window {
  background: var(--kr-bg-window);
  color: var(--kr-text-primary);
  width: 100%;
  max-width: 1380px;
  height: 94vh;
  border-radius: 20px;
  border: 1.5px solid var(--kr-gold);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(212, 175, 55, 0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: background 0.3s ease, color 0.3s ease;
  animation: kuralWindowEntrance 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes kuralWindowEntrance {
  from {
    transform: scale(0.95) translateY(16px);
    opacity: 0;
  }
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

/* --------------------------------------------------------------------------
   Top Sticky Header
   -------------------------------------------------------------------------- */
.kural-reader-header {
  background: var(--kr-bg-header);
  color: #FFFFFF;
  padding: 0.9rem 1.4rem;
  border-bottom: 2px solid var(--kr-gold);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-shrink: 0;
  z-index: 10;
}

.kural-header-brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.kural-header-icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(212, 175, 55, 0.18);
  border: 1.5px solid var(--kr-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--kr-gold-light);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.kural-header-titles {
  display: flex;
  flex-direction: column;
}

.kural-header-title {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--kr-gold-light);
  font-family: 'Noto Serif Tamil', 'Noto Sans Tamil', serif;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.3px;
}

.kural-header-subtitle {
  margin: 1px 0 0 0;
  font-size: 0.8rem;
  color: #E6D5B8;
  line-height: 1.3;
}

/* Header Digital Reading Tools (Themes, Fonts, Goals, Audio, Close) */
.kural-header-tools-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* Theme Switcher Pills */
.kural-theme-pills {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 30px;
  padding: 3px;
  gap: 3px;
}

.kural-theme-btn {
  background: transparent;
  border: none;
  color: #E2E8F0;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.kural-theme-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
}

.kural-theme-btn.active {
  background: var(--kr-gold);
  color: #111111;
  font-weight: 800;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

/* General Header Action Button */
.kural-hdr-tool-btn {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.4);
  color: #FFFFFF;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.kural-hdr-tool-btn:hover,
.kural-hdr-tool-btn:focus-visible {
  background: var(--kr-gold);
  color: #111111;
  border-color: var(--kr-gold);
  outline: none;
}

.kural-hdr-tool-btn.active {
  background: var(--kr-gold);
  color: #111111;
}

/* Kids Games Header Button with Sparkling Badge */
.kural-hdr-game-btn {
  background: linear-gradient(135deg, #FF8F00, #E65100) !important;
  border: 1.5px solid #FFE082 !important;
  color: #FFFFFF !important;
  box-shadow: 0 3px 10px rgba(255, 143, 0, 0.4);
  animation: kuralGameGlow 2.5s infinite alternate;
}

.kural-hdr-game-btn:hover {
  background: linear-gradient(135deg, #FFA000, #EF6C00) !important;
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 5px 15px rgba(255, 143, 0, 0.6);
}

@keyframes kuralGameGlow {
  0% { box-shadow: 0 2px 8px rgba(255, 143, 0, 0.3); }
  100% { box-shadow: 0 4px 16px rgba(255, 143, 0, 0.7); }
}

.kural-tab-games-btn {
  color: #FF8F00 !important;
  font-weight: 700;
}

.kural-tab-games-btn.active {
  background: #FFF3E0 !important;
  color: #E65100 !important;
}

/* Kural Card Play Game Button */
.play-kural-game-btn {
  background: #FFF8E1 !important;
  color: #E65100 !important;
  border-color: #FFE082 !important;
}

.play-kural-game-btn:hover {
  background: #FF8F00 !important;
  color: #FFFFFF !important;
  border-color: #E65100 !important;
}

.kural-hdr-close-btn {
  background: rgba(255, 255, 255, 0.15);
  border: 1.5px solid var(--kr-gold);
  color: var(--kr-gold-light);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.kural-hdr-close-btn:hover,
.kural-hdr-close-btn:focus-visible {
  background: #C22A38;
  color: #FFFFFF;
  border-color: #FF6B7A;
  transform: rotate(90deg);
  outline: none;
}

/* --------------------------------------------------------------------------
   Split Layout Architecture: Left Sidebar Explorer + Right Reading Deck
   -------------------------------------------------------------------------- */
.kural-reader-split-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* --------------------------------------------------------------------------
   LEFT SIDEBAR (இடது பக்க அமைப்பிலான ஆய்வுப் பலகம்)
   -------------------------------------------------------------------------- */
.kural-reader-sidebar {
  width: 360px;
  background: var(--kr-bg-sidebar);
  border-right: 1.5px solid var(--kr-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  transition: transform 0.3s ease, width 0.3s ease, background 0.3s ease;
  z-index: 5;
}

/* Sidebar Search & Quick Jump Box */
.kural-sidebar-search-box {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--kr-border);
  background: var(--kr-bg-sidebar);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.kural-search-input-wrap {
  position: relative;
  width: 100%;
}

.kural-search-input-wrap i.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--kr-gold-dark);
  font-size: 0.95rem;
  pointer-events: none;
}

.kural-sidebar-search-input {
  width: 100%;
  padding: 9px 34px 9px 36px;
  border-radius: 10px;
  border: 1.5px solid var(--kr-border);
  background: var(--kr-bg-card);
  color: var(--kr-text-primary);
  font-size: 0.88rem;
  outline: none;
  font-family: inherit;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.kural-sidebar-search-input:focus {
  border-color: var(--kr-maroon);
  box-shadow: 0 0 0 3px rgba(74, 14, 23, 0.12);
}

.kural-sidebar-search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--kr-text-muted);
  cursor: pointer;
  padding: 4px;
  font-size: 0.9rem;
  display: none;
}

.kural-sidebar-search-clear.visible {
  display: block;
}

/* Sidebar Navigation Tabs (அதிகாரங்கள் / விருப்பங்கள் / வாசிப்பு இலக்கு) */
.kural-sidebar-tabs-row {
  display: flex;
  align-items: center;
  border-bottom: 1.5px solid var(--kr-border);
  background: var(--kr-bg-sidebar);
  padding: 0 0.5rem;
}

.kural-sidebar-tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 2.5px solid transparent;
  padding: 8px 4px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--kr-text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all 0.2s ease;
  font-family: inherit;
  white-space: nowrap;
}

.kural-sidebar-tab-btn:hover {
  color: var(--kr-maroon);
}

.kural-sidebar-tab-btn.active {
  color: var(--kr-maroon);
  border-bottom-color: var(--kr-gold);
  font-weight: 800;
}

/* Paal Filter Chips Strip */
.kural-paal-chips-strip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 0.5rem 0.8rem;
  overflow-x: auto;
  border-bottom: 1px solid var(--kr-border);
  background: var(--kr-bg-sidebar);
  scrollbar-width: thin;
}

.kural-paal-chip {
  background: var(--kr-bg-card);
  border: 1px solid var(--kr-border);
  color: var(--kr-text-secondary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 16px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  font-family: inherit;
}

.kural-paal-chip:hover {
  border-color: var(--kr-gold);
  color: var(--kr-maroon);
}

.kural-paal-chip.active {
  background: var(--kr-maroon);
  color: #FFFFFF;
  border-color: var(--kr-maroon);
}

/* Sidebar Chapter List (Scrollable) */
.kural-sidebar-chapter-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
  scrollbar-width: thin;
}

/* Paal Group Header in Sidebar */
.kural-sidebar-paal-header {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--kr-maroon);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 8px 8px 4px 8px;
  margin-top: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px dashed var(--kr-border);
}

.kural-sidebar-iyal-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--kr-text-muted);
  padding: 4px 8px;
}

/* Chapter Item in Sidebar */
.kural-sidebar-chapter-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: var(--kr-bg-card);
  color: var(--kr-text-primary);
  font-size: 0.84rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.kural-sidebar-chapter-item:hover {
  background: var(--kr-active-row);
  border-color: var(--kr-border);
  transform: translateX(2px);
}

.kural-sidebar-chapter-item.active {
  background: var(--kr-maroon);
  color: #FFFFFF;
  border-color: var(--kr-maroon);
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(74, 14, 23, 0.2);
}

.kural-sidebar-chapter-item.active .kural-sidebar-ch-num {
  background: var(--kr-gold);
  color: #111111;
}

.kural-sidebar-chapter-item.active .kural-sidebar-ch-sub {
  color: #E2E8F0;
}

.kural-sidebar-ch-left {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
}

.kural-sidebar-ch-num {
  font-size: 0.74rem;
  font-weight: 800;
  background: var(--kr-tag-bg);
  color: var(--kr-maroon);
  padding: 2px 7px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: 24px;
  text-align: center;
}

.kural-sidebar-ch-titles {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.kural-sidebar-ch-name {
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kural-sidebar-ch-sub {
  font-size: 0.72rem;
  color: var(--kr-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kural-sidebar-ch-badge {
  font-size: 0.7rem;
  color: var(--kr-text-muted);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   RIGHT READING DECK (வலது பக்க வாசிப்புக் களம் - Left Aligned Metre)
   -------------------------------------------------------------------------- */
.kural-reader-deck {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  background: var(--kr-bg-window);
  position: relative;
  scrollbar-width: thin;
}

/* Chapter Hero Banner */
.kural-chapter-hero-banner {
  background: var(--kr-bg-card);
  border-bottom: 1.5px solid var(--kr-border);
  padding: 1.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  position: sticky;
  top: 0;
  z-index: 4;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.kural-chapter-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.kural-chapter-breadcrumbs {
  font-size: 0.8rem;
  color: var(--kr-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.kural-chapter-breadcrumbs .active-crumb {
  color: var(--kr-maroon);
  font-weight: 800;
}

.kural-chapter-title-heading {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--kr-maroon-dark);
  font-family: 'Noto Serif Tamil', 'Noto Sans Tamil', serif;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.kural-chapter-en-title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--kr-text-muted);
  font-family: system-ui, -apple-system, sans-serif;
}

/* Chapter Audio Reciter & Navigation Row */
.kural-chapter-controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--kr-border);
}

.kural-chapter-audio-player {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--kr-bg-verse);
  border: 1px solid var(--kr-border);
  padding: 4px 10px;
  border-radius: 30px;
}

.btn-chapter-audio {
  background: var(--kr-maroon);
  color: #FFFFFF;
  border: none;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.btn-chapter-audio:hover {
  background: var(--kr-maroon-light);
  transform: scale(1.02);
}

.btn-chapter-audio.playing {
  background: #C22A38;
}

.kural-audio-speed-select {
  background: var(--kr-bg-card);
  border: 1px solid var(--kr-border);
  color: var(--kr-text-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 6px;
  border-radius: 6px;
  cursor: pointer;
  outline: none;
}

.kural-chapter-nav-btn-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.kural-nav-step-btn {
  background: var(--kr-bg-card);
  border: 1.5px solid var(--kr-border);
  color: var(--kr-maroon);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.kural-nav-step-btn:hover:not(:disabled) {
  background: var(--kr-maroon);
  color: #FFFFFF;
  border-color: var(--kr-maroon);
}

.kural-nav-step-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* --------------------------------------------------------------------------
   Cards Scroll List (வலது பக்கத் திருக்குறள் அட்டைகள்)
   -------------------------------------------------------------------------- */
.kural-cards-list-deck {
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-sizing: border-box;
}

/* --------------------------------------------------------------------------
   Individual Kural Card Component (Left-Aligned Classical Metre)
   -------------------------------------------------------------------------- */
.kural-card {
  background: var(--kr-bg-card);
  border: 1.5px solid var(--kr-border);
  border-radius: 16px;
  padding: 1.5rem 1.8rem;
  box-shadow: var(--kr-card-shadow);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  transition: all 0.25s ease;
  outline: none;
  text-align: left;
}

.kural-card:hover {
  border-color: var(--kr-gold);
  box-shadow: 0 8px 26px rgba(74, 14, 23, 0.1);
}

.kural-card.active-speaking {
  border-color: var(--kr-gold);
  background: var(--kr-bg-verse);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.35);
}

.kural-card-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-bottom: 1px dashed var(--kr-border);
  padding-bottom: 0.65rem;
}

.kural-card-left-badge-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.kural-number-badge {
  background: var(--kr-maroon);
  color: var(--kr-gold-light);
  font-weight: 900;
  font-size: 0.82rem;
  padding: 3px 12px;
  border-radius: 20px;
  border: 1px solid var(--kr-gold);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.kural-card-hierarchy-tags {
  font-size: 0.78rem;
  color: var(--kr-text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.kural-card-hierarchy-tags span {
  background: var(--kr-tag-bg);
  padding: 2px 8px;
  border-radius: 6px;
}

/* --------------------------------------------------------------------------
   SACRED TWO-LINE TAMIL METRE (மரபுவழி இடது பக்கச் சீரமைப்பு)
   Line 1: 4 சீர்கள் (Four Feet)
   Line 2: 3 சீர்கள் (Three Feet, indented neatly on left)
   -------------------------------------------------------------------------- */
.kural-verse-box {
  background: var(--kr-bg-verse);
  border: 1px solid var(--kr-border);
  padding: 1.25rem 1.6rem;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  text-align: left;
}

.kural-line {
  margin: 0;
  font-family: 'Noto Serif Tamil', 'Noto Sans Tamil', serif;
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--kr-text-primary);
  line-height: 1.75;
  letter-spacing: 0.3px;
  text-align: left;
  user-select: text;
}

.kural-line-1 {
  /* Line 1: 4 சீர்கள் */
  padding-left: 0;
}

.kural-line-2 {
  /* Line 2: 3 சீர்கள் - Classical Indentation */
  padding-left: 1.6rem;
  color: var(--kr-maroon);
}

.kural-transliteration-text {
  font-size: 0.86rem;
  font-style: italic;
  color: var(--kr-text-muted);
  margin-top: 2px;
  line-height: 1.4;
  text-align: left;
}

/* --------------------------------------------------------------------------
   Commentary & Meanings Section (உரை விளக்கம்)
   -------------------------------------------------------------------------- */
.kural-meaning-section {
  background: var(--kr-bg-meaning);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.96rem;
  line-height: 1.65;
  text-align: left;
}

.kural-meaning-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.kural-meaning-author-label {
  font-weight: 800;
  color: var(--kr-maroon);
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.kural-commentator-selector {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: var(--kr-bg-card);
  border: 1px solid var(--kr-border);
  border-radius: 8px;
  padding: 2px;
}

.kural-comm-btn {
  background: transparent;
  border: none;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--kr-text-secondary);
  padding: 3px 9px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.kural-comm-btn.active {
  background: var(--kr-maroon);
  color: #FFFFFF;
}

.kural-meaning-text {
  color: var(--kr-text-primary);
  margin: 0;
}

/* English Translation & Meaning */
.kural-english-box {
  background: var(--kr-bg-english);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: var(--kr-text-secondary);
  border: 1px solid var(--kr-border);
  display: flex;
  flex-direction: column;
  gap: 3px;
  text-align: left;
}

.kural-english-quote {
  font-style: italic;
  font-weight: 500;
  line-height: 1.5;
}

.kural-english-attribution {
  font-size: 0.75rem;
  font-style: normal;
  color: var(--kr-text-muted);
  text-align: right;
}

/* --------------------------------------------------------------------------
   Card Action Footer (குரல் வாசிப்பு, விருப்பம், அட்டை, நகலெடு)
   -------------------------------------------------------------------------- */
.kural-card-actions-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--kr-border);
}

.kural-card-btn-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.kural-card-action-btn {
  background: var(--kr-bg-card);
  border: 1px solid var(--kr-border);
  color: var(--kr-text-primary);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.kural-card-action-btn:hover {
  background: var(--kr-gold);
  color: #111111;
  border-color: var(--kr-gold);
}

.kural-card-action-btn.active {
  background: var(--kr-maroon);
  color: #FFFFFF;
  border-color: var(--kr-maroon);
}

.kural-statues-map-link {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--kr-gold-dark);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color 0.2s ease;
}

.kural-statues-map-link:hover {
  color: var(--kr-maroon);
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Digital Quote Card Modal (டிஜிட்டல் குறள் அட்டை உருவாக்கம்)
   -------------------------------------------------------------------------- */
.kural-card-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  z-index: 1000005;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  box-sizing: border-box;
}

.kural-card-modal-overlay.open {
  display: flex;
}

.kural-card-modal-box {
  background: #FFFFFF;
  border-radius: 16px;
  border: 2px solid #D4AF37;
  max-width: 580px;
  width: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  animation: kuralWindowEntrance 0.3s ease;
}

.kural-card-modal-header {
  background: linear-gradient(135deg, #111111 0%, #222222 100%);
  color: #F7E7A9;
  padding: 1rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 800;
  font-size: 1.1rem;
}

.kural-card-canvas-container {
  padding: 1.25rem;
  display: flex;
  justify-content: center;
  background: #F4EBD9;
}

.kural-card-canvas-container canvas {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.kural-card-modal-footer {
  padding: 1rem 1.25rem;
  background: #FAF8F5;
  border-top: 1px solid #E8DFC8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   Settings & Typography Modal
   -------------------------------------------------------------------------- */
.kural-settings-popover {
  position: absolute;
  top: 60px;
  right: 60px;
  background: var(--kr-bg-card);
  border: 1.5px solid var(--kr-gold);
  border-radius: 14px;
  padding: 1.25rem;
  width: 280px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
  z-index: 100;
  display: none;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}

.kural-settings-popover.open {
  display: flex;
}

.kural-settings-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.kural-settings-row label {
  font-size: 0.76rem;
  font-weight: 800;
  color: var(--kr-maroon);
  text-transform: uppercase;
}

.kural-font-size-buttons {
  display: flex;
  gap: 4px;
}

.kural-font-size-btn {
  flex: 1;
  padding: 6px;
  border: 1px solid var(--kr-border);
  background: var(--kr-bg-window);
  color: var(--kr-text-primary);
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.kural-font-size-btn.active {
  background: var(--kr-maroon);
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   Typography Size Modifiers
   -------------------------------------------------------------------------- */
.font-size-sm .kural-line { font-size: 1.1rem; }
.font-size-sm .kural-meaning-section { font-size: 0.88rem; }

.font-size-normal .kural-line { font-size: 1.3rem; }
.font-size-normal .kural-meaning-section { font-size: 0.96rem; }

.font-size-lg .kural-line { font-size: 1.48rem; }
.font-size-lg .kural-meaning-section { font-size: 1.08rem; }

.font-size-xl .kural-line { font-size: 1.68rem; }
.font-size-xl .kural-meaning-section { font-size: 1.2rem; }

/* --------------------------------------------------------------------------
   Toast Notification
   -------------------------------------------------------------------------- */
.kural-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(30px);
  background: #111111;
  color: #F7E7A9;
  border: 1.5px solid #D4AF37;
  padding: 10px 24px;
  border-radius: 30px;
  font-weight: 800;
  font-size: 0.92rem;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  z-index: 10000000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 8px;
}

.kural-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Mobile & Tablet Responsive Adaptations
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .kural-reader-window {
    max-width: 96vw;
    height: 92vh;
  }
}

@media (max-width: 992px) {
  .kural-reader-sidebar {
    width: 290px;
  }
  .kural-cards-list-deck {
    padding: 1.2rem 1.4rem;
  }
}

@media (max-width: 768px) {
  .kural-reader-dialog {
    padding: 0;
  }
  .kural-reader-window {
    height: 100vh;
    height: 100dvh;
    border-radius: 0;
    border: none;
    max-width: 100vw;
  }
  .kural-reader-header {
    padding: 0.65rem 0.85rem;
    gap: 0.5rem;
  }
  .kural-header-icon-badge {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
    border-radius: 8px;
  }
  .kural-header-title {
    font-size: 1.15rem;
  }
  .kural-header-subtitle {
    display: none;
  }
  .kural-theme-pills span.theme-name {
    display: none;
  }
  .kural-reader-split-layout {
    flex-direction: column;
  }
  .kural-reader-sidebar {
    width: 100%;
    max-height: 200px;
    border-right: none;
    border-bottom: 1.5px solid var(--kr-border);
  }
  .kural-cards-list-deck {
    padding: 0.85rem 0.75rem;
    gap: 0.85rem;
  }
  .kural-card {
    padding: 1rem 0.85rem;
    border-radius: 12px;
  }
  .kural-line {
    font-size: 1.15rem;
    line-height: 1.65;
  }
  .kural-line-2 {
    padding-left: 0.85rem;
  }
  .kural-card-actions {
    flex-wrap: wrap;
    gap: 0.4rem;
  }
  .kural-btn-tool {
    padding: 6px 10px;
    font-size: 0.78rem;
    min-height: 38px;
  }
  .kural-settings-popover {
    position: fixed;
    top: 60px;
    right: 12px;
    left: 12px;
    width: auto;
    max-width: 320px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .kural-header-title {
    font-size: 1.02rem;
  }
  .kural-header-brand-group {
    gap: 8px;
  }
  .kural-hdr-tool-btn span {
    display: none;
  }
  .kural-hdr-tool-btn {
    padding: 6px 8px;
    font-size: 0.85rem;
    min-width: 36px;
    justify-content: center;
  }
  .kural-theme-btn {
    padding: 3px 6px;
    font-size: 0.72rem;
  }
  .kural-line {
    font-size: 1.05rem;
  }
  .kural-line-2 {
    padding-left: 0.65rem;
  }
  .kural-meaning-section {
    padding: 0.75rem 0.85rem;
    font-size: 0.88rem;
  }
  .kural-commentary-pills-row {
    gap: 3px;
  }
  .kural-comm-pill {
    padding: 3px 8px;
    font-size: 0.72rem;
  }
}

@media (max-width: 360px) {
  .kural-header-title {
    font-size: 0.92rem;
  }
  .kural-header-icon-badge {
    width: 30px;
    height: 30px;
    font-size: 0.95rem;
  }
  .kural-hdr-close-btn {
    width: 32px;
    height: 32px;
    font-size: 1rem;
  }
  .kural-theme-pills {
    padding: 2px;
  }
  .kural-theme-btn {
    padding: 2px 4px;
    font-size: 0.68rem;
  }
  .kural-line {
    font-size: 0.98rem;
  }
}

@media (orientation: landscape) and (max-height: 520px) {
  .kural-reader-window {
    height: 100dvh;
  }
  .kural-reader-header {
    padding: 0.4rem 0.85rem;
  }
  .kural-reader-sidebar {
    max-height: 140px;
  }
}