@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Roboto:wght@400;500;700&family=Poppins:wght@400;500;600;700&family=Montserrat:wght@400;500;600;700&family=Nunito:wght@400;500;600;700&family=Geist:wght@400;500;600&family=Outfit:wght@400;500;600;700&family=Fira+Code:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&family=Inconsolata:wght@400;500;600&family=Source+Code+Pro:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&family=Ubuntu+Mono:wght@400;700&family=Space+Mono:wght@400;700&family=Roboto+Mono:wght@400;500;600&family=Anonymous+Pro:wght@400;700&family=Cousine:wght@400;700&family=Victor+Mono:wght@400;500;600&family=Sometype+Mono:wght@400;500;600&family=Lato:wght@400;700&family=Open+Sans:wght@400;500;600&family=Source+Sans+3:wght@400;500;600&family=Noto+Sans:wght@400;500;600&family=Quicksand:wght@400;500;600&family=Raleway:wght@400;500;600&family=Rubik:wght@400;500;600&family=Work+Sans:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600&family=Ubuntu:wght@400;500;700&family=Barlow:wght@400;500;600&family=Mulish:wght@400;500;600&family=Kanit:wght@400;500;600&family=Merriweather+Sans:wght@400;500;600&family=Playfair+Display:wght@400;500;600&family=Lora:wght@400;500;600&family=Space+Grotesk:wght@400;500;600&family=Syne:wght@400;500;600&family=Cabin:wght@400;500;600&family=Josefin+Sans:wght@400;500;600&display=swap');

:root {
      --bg-workspace: #2b303c;
      --slide-bg: #ffffff;
      --text-main: #1f2937;
      --text-muted: #4b5563;
      --primary: #1e3a8a;       /* Deep Navy */
      --secondary: #0284c7;     /* Tech Blue */
      --accent: #b91c1c;        /* Warning Red */
      --code-bg: #f8fafc;
      --code-border: #cbd5e1;
      --font-heading: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      --font-mono: 'Fira Code', 'JetBrains Mono', 'Cascadia Code', Consolas, Menlo, Monaco, 'Courier New', monospace;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html, body {
      width: 100%;
      height: 100%;
      margin: 0;
      padding: 0;
      overflow: hidden;
      background-color: var(--slide-bg); /* Enforces no black borders */
    }

    body {
      font-family: var(--font-body);
      color: var(--text-main);
      display: flex;
      flex-direction: column;
    }

    body.theme-dark {
      --bg-workspace: #11111b;
      --slide-bg: #1e1e2e;
      --text-main: #cdd6f4;
      --text-muted: #a6adc8;
      --primary: #89b4fa;
      --secondary: #74c7ec;
      --accent: #f38ba8;
      --code-bg: #181825;
      --code-border: #313244;
    }

    body.theme-dark .hljs {
      color: #cdd6f4 !important;
      background: transparent !important;
    }
    body.theme-dark .hljs-comment {
      color: #a6adc8 !important;
    }

    /* Landing Page */
    .landing-page {
      position: absolute;
      inset: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
      color: #f8fafc;
      z-index: 1000;
      transition: opacity 0.3s;
    }

    .landing-content {
      text-align: center;
      padding: 3.5rem;
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 16px;
      background: rgba(30, 41, 59, 0.6);
      backdrop-filter: blur(12px);
      box-shadow: 0 20px 50px rgba(0,0,0,0.4);
      max-width: 600px;
      color: #f8fafc;
    }
    
    .landing-content h1 {
      font-size: 2.5rem;
      color: #38bdf8;
      margin-bottom: 0.5rem;
      font-family: var(--font-heading);
    }
    
    .landing-content p {
      color: #cbd5e1;
    }

    .developer-info {
      font-size: 0.95rem;
      color: #94a3b8;
      margin-top: 1.5rem;
      margin-bottom: 2.5rem;
      line-height: 1.6;
    }
    
    .developer-info a {
      color: #38bdf8;
      text-decoration: none;
      font-weight: 600;
    }
    
    .developer-info a:hover {
      text-decoration: underline;
    }

    .dev-links {
      margin: 0.5rem 0;
    }
    
    .repo-link {
      margin-top: 0.8rem;
      font-size: 0.9rem;
    }

    .load-btn {
      background: #0284c7;
      color: #ffffff;
      border: none;
      padding: 0.8rem 1.5rem;
      font-size: 1.1rem;
      border-radius: 6px;
      cursor: pointer;
      transition: all 0.2s;
      font-weight: bold;
    }
    
    .load-btn:hover {
      background: #0369a1;
      transform: scale(1.05);
    }

    /* Help Modal UI */
    .help-modal {
      position: fixed;
      inset: 0;
      background: rgba(15, 23, 42, 0.75);
      display: none;
      align-items: center;
      justify-content: center;
      z-index: 5000;
      backdrop-filter: blur(8px);
    }

    .help-modal.active {
      display: flex;
      animation: fadeIn 0.2s ease-out;
    }
    
    @keyframes fadeIn { 
      from { opacity: 0; transform: scale(0.95); } 
      to { opacity: 1; transform: scale(1); } 
    }

    .help-content {
      background: var(--slide-bg);
      border: 1px solid var(--code-border);
      padding: 2.5rem;
      border-radius: 16px;
      box-shadow: 0 20px 50px rgba(0,0,0,0.5);
      max-width: 550px;
      width: 90%;
      color: var(--text-main);
    }

    .help-content h2 {
      margin-bottom: 1.5rem;
      color: var(--primary);
      text-align: center;
      font-family: var(--font-heading);
      font-size: 1.8rem;
    }

    .help-content ul {
      list-style: none;
      margin-bottom: 2rem;
      padding: 0;
    }

    .help-content li {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 0.8rem;
      border-bottom: 1px solid var(--code-border);
      padding-bottom: 0.6rem;
      font-size: 1rem;
    }
    
    .help-content li:last-child {
      border-bottom: none;
    }
    
    .help-content li strong {
      display: flex;
      gap: 0.4rem;
      align-items: center;
    }
    
    .help-content li kbd {
      background: var(--code-bg);
      border: 1px solid var(--code-border);
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
      font-weight: 600;
      font-family: var(--font-mono);
      font-size: 0.85rem;
      color: var(--primary);
      box-shadow: 0 2px 0 var(--code-border);
    }

    .close-help-btn {
      width: 100%;
      background: var(--primary);
      color: white;
      border: none;
      padding: 0.9rem;
      border-radius: 8px;
      cursor: pointer;
      font-weight: bold;
      font-size: 1.05rem;
      transition: all 0.2s;
    }

    .close-help-btn:hover {
      background: var(--secondary);
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
    }

    /* Full-screen width presentation container */
    .deck-container {
      position: relative;
      width: 100%;
      height: 100%;
      background: var(--slide-bg);
      border-radius: 0;
      box-shadow: none;
      overflow: hidden;
      display: none; /* hidden until loaded */
      flex-direction: column;
    }

    /* Slide element */
    .slide {
      position: absolute;
      inset: 0;
      padding: 3rem 5rem 2.5rem 5rem;
      background: var(--slide-bg);
      opacity: 0;
      visibility: hidden;
      display: flex;
      flex-direction: column;
      overflow-y: hidden; /* Scroll goes to slide-body */
      width: 100%;
      height: 100%;
    }

    .slide.active {
      opacity: 1;
      visibility: visible;
    }

    /* PowerPoint Standard Header Area */
    .slide-header {
      border-bottom: 2.5px solid var(--primary);
      padding-bottom: 0.5rem;
      margin-bottom: 1.5rem;
      flex-shrink: 0;
    }

    .slide-breadcrumbs {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.4rem;
      margin-bottom: 0.4rem;
    }

    .breadcrumb-btn {
      background: rgba(2, 132, 199, 0.08);
      color: var(--secondary);
      border: 1px solid rgba(2, 132, 199, 0.15);
      border-radius: 4px;
      padding: 0.15rem 0.45rem;
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      cursor: pointer;
      font-family: var(--font-heading);
      transition: all 0.2s;
      max-width: 200px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .breadcrumb-btn:hover {
      background: rgba(2, 132, 199, 0.2);
      border-color: rgba(2, 132, 199, 0.4);
    }

    .breadcrumb-separator {
      color: #cbd5e1;
      font-size: 0.75rem;
    }

    .slide-title {
      font-family: var(--font-heading);
      font-size: 2.1rem;
      font-weight: 700;
      color: var(--primary);
      line-height: 1.2;
    }

    /* Slide Body */
    .slide-body {
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: flex-start;
      font-size: 1.15rem;
      line-height: 1.6;
      color: var(--text-main);
      overflow-y: auto;
      overflow-x: hidden;
      width: 100%;
    }

    .slide-body p {
      margin-bottom: 0.9rem;
    }

    /* PowerPoint bullet lists */
    ul.ppt-list {
      list-style-type: square;
      padding-left: 2rem;
      margin-bottom: 1.1rem;
      display: flex;
      flex-direction: column;
      gap: 0.55rem;
    }

    ol.ppt-list {
      padding-left: 2rem;
      margin-bottom: 1.1rem;
      display: flex;
      flex-direction: column;
      gap: 0.55rem;
    }

    /* Org Results Label */
    .org-results-label {
      font-family: var(--font-mono);
      font-size: 0.85rem;
      font-weight: 700;
      color: #059669; /* Emerald green */
      background: #d1fae5;
      display: inline-block;
      padding: 0.2rem 0.6rem;
      border-radius: 4px;
      margin-top: 1rem;
      margin-bottom: 0.2rem;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      border: 1px solid #a7f3d0;
    }

    /* Code Block Containers & Buttons */
    .code-block-container {
      position: relative;
      margin: 0.6rem 0 1.1rem 0;
      width: 100%;
      max-width: 100%;
    }

    .code-actions {
      position: absolute;
      top: 0.5rem;
      right: 0.5rem;
      display: flex;
      gap: 0.4rem;
      opacity: 0;
      transition: opacity 0.2s;
      z-index: 10;
    }

    .code-block-container:hover .code-actions,
    .code-actions:focus-within {
      opacity: 1;
    }

    .code-action-btn {
      background: rgba(51, 65, 85, 0.4);
      color: #f8fafc;
      border: 1px solid rgba(71, 85, 105, 0.3);
      border-radius: 4px;
      padding: 0.3rem 0.4rem;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.2s;
      font-family: var(--font-mono);
      font-weight: bold;
      font-size: 1rem;
      line-height: 1;
    }

    .code-action-btn:hover {
      background: rgba(51, 65, 85, 0.9);
      border-color: rgba(71, 85, 105, 0.8);
    }

    .code-action-btn svg {
      pointer-events: none;
    }

    /* Fullscreen Code Block Styling */
    .code-block-container.fullscreen {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      height: 100dvh; /* Better mobile support */
      max-height: 100dvh; /* Force constrain */
      z-index: 9999;
      margin: 0;
      background: var(--code-bg);
      padding: 4rem 1rem 1rem 1rem; /* Extra top padding for fixed buttons */
      display: flex;
      flex-direction: column;
      box-sizing: border-box;
      overflow: hidden; /* Prevent container scrolling */
    }

    .code-block-container.fullscreen pre {
      flex: 1;
      min-height: 0 !important; /* CRITICAL for flex child scrolling */
      height: auto !important;
      max-height: 100% !important;
      overflow: auto !important;
      -webkit-overflow-scrolling: touch; /* Fix iOS mobile scrolling */
      font-size: 1.15rem !important;
      padding: 0 0.5rem !important; /* Reset padding since container handles it */
      box-sizing: border-box !important;
    }

    .code-block-container.fullscreen .code-actions {
      position: fixed;
      top: 0.75rem;
      right: 0.75rem;
      opacity: 1;
      z-index: 10001;
    }

    .code-block-container.fullscreen .code-action-btn {
      padding: 0.5rem;
    }

    /* Clean Code Blocks */
    pre {
      background: var(--code-bg) !important;
      border: 1px solid var(--code-border) !important;
      border-radius: 6px !important;
      padding: 1rem 1.25rem !important;
      font-family: var(--font-mono) !important;
      font-size: 0.95rem !important;
      line-height: 1.6 !important;
      color: #1e293b !important;
      overflow-x: auto;
      margin: 0 !important; /* handled by container */
      height: auto !important;
      min-height: fit-content !important;
      box-sizing: border-box !important;
      white-space: pre !important;
      display: block !important;
      max-width: 100%;
    }

    pre code {
      font-family: inherit !important;
      background: transparent !important;
      padding: 0 !important;
      border-radius: 0 !important;
      font-size: inherit !important;
      line-height: inherit !important;
      color: inherit !important;
      display: block !important;
      overflow: visible !important;
    }

    code {
      font-family: var(--font-mono);
      background: #f1f5f9;
      padding: 0.15rem 0.4rem;
      border-radius: 3px;
      font-size: 0.9em;
      color: #0f172a;
    }

    body.theme-dark code {
      background: #313244;
      color: #cdd6f4;
    }

    /* Tables */
    table.ppt-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 0.6rem;
      margin-bottom: 1rem;
      font-size: 0.95rem;
    }

    table.ppt-table th {
      background: #e2e8f0;
      color: #0f172a;
      text-align: left;
      padding: 0.6rem 0.85rem;
      border: 1px solid #cbd5e1;
      font-weight: 700;
    }

    body.theme-dark table.ppt-table th {
      background: #313244;
      color: #cdd6f4;
      border-color: #45475a;
    }

    table.ppt-table td {
      padding: 0.55rem 0.85rem;
      border: 1px solid #e2e8f0;
      color: #334155;
    }

    body.theme-dark table.ppt-table td {
      border-color: #313244;
      color: #a6adc8;
    }

    table.ppt-table tr:nth-child(even) td {
      background: #f8fafc;
    }

    body.theme-dark table.ppt-table tr:nth-child(even) td {
      background: #181825;
    }

    /* PowerPoint Footer */
    .slide-footer {
      border-top: 1px solid #e5e7eb;
      padding-top: 0.6rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.8rem;
      color: #9ca3af;
      margin-top: auto;
      flex-shrink: 0;
      user-select: none; /* Prevents text selection flickering */
    }

    body.theme-dark .slide-footer {
      border-color: #313244;
    }

    .footer-social-links {
      display: flex;
      gap: 0.8rem;
      align-items: center;
    }

    .footer-social-links a {
      color: #9ca3af;
      transition: all 0.2s;
      display: flex;
      align-items: center;
    }

    .footer-social-links a:hover {
      color: var(--primary);
      transform: scale(1.1);
    }

    .footer-right {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .slide-counter {
      font-weight: 500;
    }

    .footer-nav {
      display: flex;
      align-items: center;
      gap: 0.25rem;
    }

    .footer-nav-btn {
      background: transparent;
      border: 1px solid transparent;
      color: var(--text-muted);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 4px;
      transition: all 0.2s;
    }

    .footer-nav-btn:hover {
      background: var(--code-bg);
      border-color: var(--code-border);
      color: var(--primary);
    }
    
    .footer-nav-btn svg {
      width: 16px;
      height: 16px;
    }

    /* Inline Help Hint */
    .help-hint-inline {
      display: flex;
      align-items: center;
      gap: 0.35rem;
      cursor: pointer;
      opacity: 0.6;
      transition: opacity 0.2s;
      background: transparent;
      border: none;
      padding: 0;
      color: inherit;
      font-family: inherit;
    }
    
    .help-hint-inline:hover {
      opacity: 1;
    }
    
    .help-hint-inline kbd {
      background: rgba(148, 163, 184, 0.15);
      border: 1px solid rgba(148, 163, 184, 0.3);
      padding: 0.1rem 0.3rem;
      border-radius: 4px;
      font-weight: 600;
      font-family: var(--font-mono);
      font-size: 0.75rem;
      color: inherit;
    }

    /* Title Slide Specifics */
    .title-center {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      height: 100%;
      text-align: center;
    }

    .main-title {
      font-size: 3.2rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 1rem;
      line-height: 1.15;
    }

    .main-subtitle {
      font-size: 1.6rem;
      color: var(--secondary);
      font-weight: 600;
      margin-bottom: 2.5rem;
    }

    .main-meta {
      font-size: 1.1rem;
      color: var(--text-muted);
      line-height: 1.9;
      border-top: 1px solid #d1d5db;
      padding-top: 1.8rem;
      width: 60%;
    }

    /* Small, Subtle Upload Icon Trigger Button (Top Right) */
    .top-controls {
      position: fixed;
      top: 0.75rem;
      right: 1rem;
      z-index: 1000;
      display: none;
      gap: 0.2rem;
    }

    .upload-icon-btn {
      background: transparent;
      color: var(--text-muted);
      border: 1px solid transparent;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.95rem;
      transition: all 0.2s ease;
      opacity: 0.2;
    }

    .upload-icon-btn:hover {
      opacity: 1;
      background: rgba(30, 41, 59, 0.9);
      color: #ffffff;
      border-color: rgba(148, 163, 184, 0.6);
      transform: scale(1.05);
    }

    #fileInput {
      display: none;
    }

body.has-fullscreen-code .top-controls {
  display: none !important;
}

/* Command Palette Styles (Themes & Fonts) */
.command-palette-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 99999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.command-palette-modal.show {
  opacity: 1;
  pointer-events: auto;
}
.command-palette-content {
  width: 100%;
  max-width: 600px;
  background: var(--slide-bg);
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  font-family: var(--font-body);
  border: 1px solid var(--code-border);
}
.command-palette-search {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--code-border);
  gap: 0.75rem;
}
.command-palette-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 1.2rem;
  font-family: inherit;
}
.command-palette-list {
  max-height: 50vh;
  overflow-y: auto;
  padding: 0.5rem;
}
.theme-option-row, .font-option-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  cursor: pointer;
  border-radius: 8px;
  color: var(--text-muted);
  transition: background 0.1s;
}
.theme-option-row.focused, .font-option-row.focused {
  background: var(--code-bg);
  color: var(--text-main);
}
.theme-option-row.active, .font-option-row.active {
  color: var(--text-main);
}
.theme-left, .font-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}
.theme-check, .font-check {
  font-family: monospace;
  font-weight: bold;
  color: var(--primary);
  width: 1.2rem;
}
.theme-colors-pill {
  display: flex;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 12px;
  border: 1px solid rgba(128,128,128,0.2);
  align-items: center;
}
.theme-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(128,128,128,0.3);
}

/* Print / PDF Export Styles */
@media print {
  html, body {
    overflow: visible !important;
    height: auto !important;
    display: block !important;
    background: var(--slide-bg) !important;
  }
  .top-controls, .help-modal, .landing-page, .command-palette-modal {
    display: none !important;
  }
  .deck-container {
    overflow: visible !important;
    height: auto !important;
    display: block !important;
  }
  .slide {
    position: relative !important;
    transform: none !important;
    opacity: 1 !important;
    display: flex !important;
    width: 100% !important;
    height: 100vh !important;
    box-shadow: none !important;
    border: none !important;
    left: 0 !important;
    top: 0 !important;
  }
  /* Remove scrollbars and borders */
  .slide-content {
    overflow: visible !important;
  }
}

/* Fix for icons getting cut off in code blocks */
.code-action-btn svg {
  width: 1.2rem;
  height: 1.2rem;
  display: block;
  overflow: visible !important;
}
.code-actions {
  z-index: 10; /* Ensure it stays above the code text */
}