/* ============================================
   MOBILE BIBLE NAVIGATION WIDGET
   ============================================
   
   Top-left floating navigation for mobile Bible reading:
   - Book and chapter navigation like the images shown
   - Traditional and Alphabetical book views
   - Chapter grid selector
   - Touch-optimized and minimizable
*/

/* ============================================
   MOBILE BIBLE NAVIGATOR (TOP LEFT)
   ============================================ */

@media (max-width: 1366px) {
    
    /* Mobile Bible Navigator - Top Left */
    .mobile-bible-navigator {
        position: fixed;
        top: 20px;
        left: 20px;
        z-index: 1200;
        display: none; /* Hidden by default, shown via JavaScript when on Bible pages */
    }
    
    /* Show only on mobile/tablet and when Bible content is present */
    body.has-bible-content .mobile-bible-navigator {
        display: block;
    }
}

/* Force hide on desktop screens */
@media (min-width: 1367px) {
    .mobile-bible-navigator {
        display: none !important;
    }
}

/* Allow 1024px-1366px devices to show mobile navigator */
@media (min-width: 1024px) and (max-width: 1366px) {
    .mobile-bible-navigator {
        display: block !important;
    }
    
    /* Show only when Bible content is present */
    body.has-bible-content .mobile-bible-navigator {
        display: block !important;
    }
}

 /* Force hide on tablets between 415px-1023px */
@media (min-width: 415px) and (max-width: 1023px) {
    .mobile-bible-navigator {
        display: none !important;
    }
}

/* ============================================
   DARK THEME SUPPORT
   ============================================ */

/* Dark Theme */
[data-theme="dark"] {
    --theme-bg: #1c1c1e;
    --theme-surface: #2c2c2e;
    --theme-surface-hover: #3a3a3c;
    --theme-border: #38383a;
    --theme-border-light: #48484a;
    --theme-text-primary: #ffffff;
    --theme-text-secondary: #98989d;
    --theme-primary: #0a84ff;
}

/* Dark theme overrides for mobile navigator */
@media (max-width: 768px) {
    [data-theme="dark"] .mobile-nav-toggle-btn {
        background: var(--theme-bg);
        border-color: var(--theme-border);
        color: var(--theme-text-primary);
    }
    
    [data-theme="dark"] .mobile-nav-panel {
        background: var(--theme-bg);
        border-color: var(--theme-border);
    }
    
    [data-theme="dark"] .mobile-nav-book-item:hover {
        background: var(--theme-surface-hover);
    }
    
    [data-theme="dark"] .mobile-nav-chapter-btn:hover {
        background: var(--theme-surface-hover);
    }
    
    [data-theme="dark"] .mobile-nav-chapter-btn {
        color: var(--dark-primary, #0a84ff);
    }
    
    [data-theme="dark"] .mobile-nav-chapter-btn:hover {
        background: var(--dark-primary, #0a84ff);
        color: white;
    }
    
    [data-theme="dark"] .mobile-nav-chapter-select:focus {
        border-color: var(--dark-primary, #0a84ff);
        box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.2);
    }
    
    [data-theme="dark"] .mobile-nav-action-btn {
        background: var(--dark-surface, #2c2c2e);
        border-color: var(--dark-border, #38383a);
        color: var(--dark-text-secondary, #ebebf5);
    }
    
    [data-theme="dark"] .mobile-nav-action-btn:hover {
        background: var(--dark-surface-hover, #3a3a3c);
        color: var(--dark-text-primary, #ffffff);
        border-color: var(--dark-primary, #0a84ff);
    }
    
    /* Responsive adjustments for smaller screens */
    @media (max-width: 320px) {
        .mobile-nav-panel {
            width: calc(100vw - 40px);
            max-width: 280px;
        }
        
        .mobile-nav-chapter-controls {
            gap: 6px;
        }
        
        .mobile-nav-chapter-btn {
            width: 36px;
            height: 36px;
        }
    }
}

/* ============================================
   FLOATING NAVIGATION WIDGET (LEGACY)
   ============================================ */

@media (max-width: 768px) {
    
    /* Hide default mobile nav */
    .mobile-bible-nav {
        display: none;
    }
    
    /* Main navigation widget - floating and minimizable */
    .mobile-bible-nav-widget {
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 1200;
        background: var(--bg-color, white);
        border-radius: 16px;
        box-shadow: 
            0 4px 20px rgba(0, 0, 0, 0.1),
            0 8px 40px rgba(0, 0, 0, 0.08);
        -webkit-backdrop-filter: blur(20px);
        backdrop-filter: blur(20px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        overflow: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        max-width: 280px;
        opacity: 0.95;
    }
    
    /* Widget minimized state */
    .mobile-bible-nav-widget.minimized {
        width: 56px;
        height: 56px;
        border-radius: 50%;
    }
    
    /* Widget header with toggle */
    .nav-widget-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 16px;
        background: linear-gradient(135deg, 
            var(--primary-color, #6366f1) 0%, 
            var(--primary-color-alt, #8b5cf6) 100%);
        color: white;
        cursor: pointer;
    }
    
    .nav-widget-title {
        font-size: 14px;
        font-weight: 600;
        margin: 0;
    }
    
    .nav-widget-toggle {
        background: none;
        border: none;
        color: white;
        font-size: 18px;
        cursor: pointer;
        padding: 4px;
        border-radius: 4px;
        transition: background 0.2s ease;
    }
    
    .nav-widget-toggle:hover {
        background: rgba(255, 255, 255, 0.1);
    }
    
    /* Minimize icon states */
    .nav-widget-toggle .expand-icon {
        display: none;
    }
    
    .mobile-bible-nav-widget.minimized .nav-widget-toggle .minimize-icon {
        display: none;
    }
    
    .mobile-bible-nav-widget.minimized .nav-widget-toggle .expand-icon {
        display: block;
    }
    
    /* Widget content area */
    .nav-widget-content {
        padding: 16px;
        max-height: 400px;
        overflow-y: auto;
    }
    
    .mobile-bible-nav-widget.minimized .nav-widget-content {
        display: none;
    }
    
    /* ==========================================
       CHAPTER NAVIGATION SECTION
       ========================================== */
    
    .nav-section {
        margin-bottom: 20px;
    }
    
    .nav-section:last-child {
        margin-bottom: 0;
    }
    
    .nav-section-title {
        font-size: 12px;
        font-weight: 600;
        color: var(--muted-color, #718096);
        margin-bottom: 8px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    /* Chapter navigation controls */
    .chapter-nav-controls {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 12px;
    }
    
    .chapter-nav-btn {
        background: var(--bg-secondary, #f7fafc);
        border: 1px solid var(--border-color, #e2e8f0);
        border-radius: 8px;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: all 0.2s ease;
        font-size: 16px;
        color: var(--text-primary, #1a202c);
    }
    
    .chapter-nav-btn:hover {
        background: var(--primary-color, #6366f1);
        color: white;
        border-color: var(--primary-color, #6366f1);
    }
    
    .chapter-nav-btn:disabled {
        opacity: 0.4;
        cursor: not-allowed;
        pointer-events: none;
    }
    
    /* Chapter selector */
    .chapter-selector {
        flex: 1;
        padding: 8px 28px 8px 12px;
        border: 1px solid var(--border-color, #e2e8f0);
        border-radius: 8px;
        background: var(--bg-color, white);
        font-size: 14px;
        font-weight: 500;
        color: var(--text-primary, #1a202c);
        appearance: none;
        cursor: pointer;
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
        background-position: right 8px center;
        background-repeat: no-repeat;
        background-size: 16px;
    }
    
    /* Book selector */
    .book-selector-btn {
        width: 100%;
        padding: 12px;
        background: var(--bg-secondary, #f7fafc);
        border: 1px solid var(--border-color, #e2e8f0);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        cursor: pointer;
        transition: all 0.2s ease;
        text-align: left;
    }
    
    .book-selector-btn:hover {
        background: var(--bg-hover, #edf2f7);
        border-color: var(--primary-color, #6366f1);
    }
    
    .book-info {
        flex: 1;
    }
    
    .current-book-name {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary, #1a202c);
        margin: 0 0 2px 0;
    }
    
    .current-book-subtitle {
        font-size: 12px;
        color: var(--muted-color, #718096);
        margin: 0;
    }
    
    .book-selector-arrow {
        color: var(--muted-color, #718096);
    }
    
    /* ==========================================
       VERSE SELECTION CONTROLS
       ========================================== */
    
    .verse-controls {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    
    .selected-verses-count {
        font-size: 12px;
        color: var(--muted-color, #718096);
        flex: 1;
    }
    
    .clear-verses-btn {
        background: var(--danger-color, #ef4444);
        color: white;
        border: none;
        border-radius: 6px;
        padding: 6px 12px;
        font-size: 12px;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s ease;
        opacity: 0.7;
    }
    
    .clear-verses-btn:hover {
        opacity: 1;
        transform: translateY(-1px);
    }
    
    .clear-verses-btn:disabled {
        opacity: 0.3;
        cursor: not-allowed;
        transform: none;
    }
    
    /* ==========================================
       AI STUDY INTEGRATION
       ========================================== */
    
    .ai-study-controls {
        background: linear-gradient(135deg, 
            rgba(99, 102, 241, 0.05) 0%, 
            rgba(139, 92, 246, 0.05) 100%);
        border: 1px solid var(--primary-color, #6366f1);
        border-radius: 8px;
        padding: 12px;
    }
    
    .ai-study-btn {
        width: 100%;
        background: var(--primary-color, #6366f1);
        color: white;
        border: none;
        border-radius: 6px;
        padding: 10px 16px;
        font-size: 13px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }
    
    .ai-study-btn:hover {
        background: var(--primary-color-dark, #5748d4);
        transform: translateY(-1px);
    }
    
    .ai-study-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
        transform: none;
    }
    
    .ai-study-btn .ai-icon {
        font-size: 16px;
    }
}

/* ============================================
   DARK THEME SUPPORT
   ============================================ */

@media (max-width: 768px) {
    
    [data-theme="dark"] .mobile-bible-nav-widget {
        background: var(--bg-color, #1a202c);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    [data-theme="dark"] .chapter-nav-btn {
        background: var(--bg-secondary, #2d3748);
        border-color: rgba(255, 255, 255, 0.1);
        color: var(--text-primary, #f7fafc);
    }
    
    [data-theme="dark"] .chapter-selector {
        background: var(--bg-color, #1a202c);
        border-color: rgba(255, 255, 255, 0.1);
        color: var(--text-primary, #f7fafc);
    }
    
    [data-theme="dark"] .book-selector-btn {
        background: var(--bg-secondary, #2d3748);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    [data-theme="dark"] .book-selector-btn:hover {
        background: var(--bg-hover, #374151);
    }
    
    [data-theme="dark"] .current-book-name {
        color: var(--text-primary, #f7fafc);
    }
    
    [data-theme="dark"] .ai-study-controls {
        background: linear-gradient(135deg, 
            rgba(99, 102, 241, 0.1) 0%, 
            rgba(139, 92, 246, 0.1) 100%);
        border-color: var(--primary-color, #6366f1);
    }
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Very small mobile devices */
@media (max-width: 480px) {
    .mobile-bible-nav-widget {
        right: 16px;
        max-width: 260px;
    }
    
    .nav-widget-content {
        padding: 12px;
    }
    
    .chapter-nav-btn {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
}

/* Landscape mobile orientation */
@media (max-width: 1024px) and (orientation: landscape) {
    .mobile-bible-nav-widget {
        top: 16px;
        right: 16px;
        max-width: 240px;
    }
    
    .nav-widget-content {
        max-height: 300px;
    }
}

/* ============================================
   MAIN NAVIGATION PILL
   ============================================ */
  
  .bible-nav-main {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.6);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-radius: 25px;
    padding: 8px 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    min-height: 44px;
    transition: all 0.3s ease;
    opacity: 0.8;
  }
  
  /* More opaque when navbar is visible or on hover */
  .mobile-bible-nav.navbar-visible .bible-nav-main,
  .bible-nav-main:hover {
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    border-color: rgba(0, 0, 0, 0.1);
    opacity: 1;
  }
  
  /* Dark mode styles */
  [data-theme="dark"] .bible-nav-main {
    background: rgba(30, 30, 30, 0.6);
    border-color: rgba(255, 255, 255, 0.05);
    color: #fff;
    opacity: 0.8;
  }
  
  [data-theme="dark"] .mobile-bible-nav.navbar-visible .bible-nav-main,
  [data-theme="dark"] .bible-nav-main:hover {
    background: rgba(30, 30, 30, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
    opacity: 1;
  }
  
  .bible-nav-main:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  }
  
  /* ============================================
     NAVIGATION ARROW BUTTONS
     ============================================ */
  
  .nav-arrow-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--bible-text-primary, #333);
    font-size: 16px;
    flex-shrink: 0;
  }
  
  .nav-arrow-btn:hover {
    background: rgba(0, 0, 0, 0.1);
    transform: scale(1.1);
  }
  
  .nav-arrow-btn:active {
    transform: scale(0.95);
  }
  
  .nav-arrow-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
  }
  
  [data-theme="dark"] .nav-arrow-btn {
    color: #fff;
  }
  
  [data-theme="dark"] .nav-arrow-btn:hover {
    background: rgba(255, 255, 255, 0.1);
  }
  
  /* ============================================
     CURRENT BOOK/CHAPTER BUTTON
     ============================================ */
  
  .current-chapter-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    text-align: center;
    border-radius: 18px;
    transition: all 0.2s ease;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 15px;
    color: var(--bible-text-primary, #333);
    margin: 0 4px;
  }
  
  .current-chapter-btn:hover {
    background: rgba(0, 0, 0, 0.08);
  }
  
  .current-chapter-btn:active {
    transform: scale(0.98);
  }
  
  [data-theme="dark"] .current-chapter-btn {
    color: #fff;
  }
  
  [data-theme="dark"] .current-chapter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
  }
  
  /* ============================================
     CLEAR VERSES BUTTON (SECONDARY)
     ============================================ */
  
  .clear-verses-btn {
    background: rgba(239, 68, 68, 0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 20px;
    padding: 8px 16px;
    color: white;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    transition: all 0.2s ease;
    min-height: 36px;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
  }
  
  .clear-verses-btn.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  
  .clear-verses-btn:hover {
    background: rgba(220, 38, 38, 0.9);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
  }
  
  .clear-verses-btn:active {
    transform: translateY(0);
  }
  
  /* Icon for clear button */
  .clear-verses-btn::before {
    content: "✕";
    font-size: 12px;
    font-weight: bold;
  }
  
  /* ============================================
     RESPONSIVE ADJUSTMENTS
     ============================================ */
  
  /* Very small screens */
  @media (max-width: 360px) {
    .mobile-bible-nav {
      left: 12px;
      top: 12px;
    }
    
    .bible-nav-main {
      padding: 6px 10px;
    }
    
    .current-chapter-btn {
      font-size: 14px;
      padding: 6px 8px;
    }
    
    .nav-arrow-btn {
      width: 32px;
      height: 32px;
      font-size: 14px;
    }
  }
  
  /* Landscape orientation adjustments */
  @media (max-width: 1024px) and (orientation: landscape) {
    .mobile-bible-nav {
      top: 8px;
      left: 8px;
    }
    
    .bible-nav-main {
      padding: 6px 10px;
    }
  }
  
  /* ============================================
     ANIMATION STATES
     ============================================ */
  
  .mobile-bible-nav.loading .current-chapter-btn {
    opacity: 0.6;
    pointer-events: none;
  }
  
  .mobile-bible-nav.loading .nav-arrow-btn {
    opacity: 0.6;
    pointer-events: none;
  }
  
  /* Slide in animation on page load */
  .mobile-bible-nav {
    animation: slideInFromLeft 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
  }
  
  /* Subtle pulse animation for first few seconds to draw attention */
  .mobile-bible-nav .bible-nav-main {
    animation: slideInFromLeft 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), 
               subtlePulse 2s ease-in-out 1s 2;
  }
  
  @keyframes slideInFromLeft {
    from {
      opacity: 0;
      transform: translateX(-20px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @keyframes subtlePulse {
    0%, 100% {
      transform: scale(1);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    }
    50% {
      transform: scale(1.02);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    }
  }
  
  /* ============================================
     ACCESSIBILITY IMPROVEMENTS
     ============================================ */
  
  /* Focus states */
  .nav-arrow-btn:focus,
  .current-chapter-btn:focus,
  .clear-verses-btn:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
  }
  
  /* Ensure sufficient color contrast */
  @media (prefers-contrast: high) {
    .bible-nav-main {
      border-width: 2px;
    }
    
    .nav-arrow-btn:hover,
    .current-chapter-btn:hover {
      background: rgba(0, 0, 0, 0.2);
    }
    
    [data-theme="dark"] .nav-arrow-btn:hover,
    [data-theme="dark"] .current-chapter-btn:hover {
      background: rgba(255, 255, 255, 0.2);
    }
  }
  
  /* Reduce motion for users who prefer it */
  @media (prefers-reduced-motion: reduce) {
    .mobile-bible-nav,
    .bible-nav-main,
    .nav-arrow-btn,
    .current-chapter-btn,
    .clear-verses-btn {
      transition: none !important;
      animation: none !important;
    }
  }