/* * ===================================================================
         * CSS ENCAPSULATION
         * All rules are prefixed with #lipisetu-app-container to prevent
         * conflicts with the parent website's theme (e.g., header/footer).
         * ===================================================================
         */

        /* --- GITHUB/BLOGGER RESPONSIVE FIX --- */
       html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    /* 1. MANDATORY: Fill the full vertical space of the iframe */
    /* 2. MANDATORY: Prevent any vertical or horizontal scrollbars within the tool itself */
}
/* --- END FIX --- */

#lipisetu-app-container {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    color: #374151; /* var(--color-text-body) */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.65;
    margin: 0 auto;
    width: 100%;
    /* 3. MANDATORY: Fill the full vertical space of the body */
    height: 100%; 
    /* REMOVED: padding-bottom: 2rem; - Adding padding here causes overflow when height is 100% */
}

/* Stop prefixing here, apply to all children */
#lipisetu-app-container *, 
#lipisetu-app-container *::before, 
#lipisetu-app-container *::after { 
    box-sizing: border-box; 
}

        :root {
            /* Keep CSS variables defined, but they are localized by the container */
            --color-primary: #006400; /* Dark Green (from ShlokaAI) */
            --color-primary-dark: #004d00;
            --color-secondary: #1E40AF; /* Blue (from ShlokaAI) */
            --color-secondary-dark: #1e3a8a; /* Darker blue */
            --color-danger: #B91C1C; /* Red (from ShlokaAI) */
            --color-danger-dark: #991B1B; /* Darker red */
            --color-neutral: #6B7280; /* Medium Gray (from ShlokaAI) */
            --color-neutral-dark: #4B5563;
            --color-text-dark: #111827; /* Near Black */
            --color-text-body: #374151; /* Dark Gray */
            --color-text-light: #6B7280; /* Medium Gray */
            --color-bg-light: #f9fafb; /* Very Light Gray */
            --color-bg-white: #ffffff;
            --color-border: #e5e7eb; /* Light Gray Border */
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            
            /* Specific to Lipisetu log */
            --log-bg: #FFF3E0; 
            --log-border: #FFCC80;
        }

        /* --- NEW Hero Section --- */
        #lipisetu-app-container .hero-section {
            display: flex; align-items: center; text-align: center;
            padding: 3rem 1rem;
            background-color: #e8f5e9; /* Light green */
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            margin-top: 1.5rem;
            position: relative; /* For version label */
           }
        
        /* NEW: Version Label */
         #lipisetu-app-container .version-label {
             position: absolute;
             top: 10px;
             right: 10px;
             background-color: rgba(0, 100, 0, 0.1);
             color: var(--color-primary-dark);
             font-size: 0.75rem;
             font-weight: 600;
             padding: 3px 8px;
             border-radius: var(--radius-md);
             border: 1px solid rgba(0, 100, 0, 0.2);
           }
        
         #lipisetu-app-container .hero-content {
             max-width: 800px;
             margin: 0 auto;
             padding: 0 1rem;
           }
         #lipisetu-app-container .hero-content h1 {
             font-size: clamp(2rem, 5vw, 2.8rem);
             color: var(--color-text-dark);
             font-weight: 700; margin: 0 0 1rem 0; line-height: 1.25;
             border: none; padding: 0;
           }
         #lipisetu-app-container .hero-content p {
             font-size: 1.15rem; font-weight: 400; color: var(--color-text-body);
             margin: 0 0 1.75rem 0;
           }
         #lipisetu-app-container .hero-buttons {
             display: flex;
             gap: 1rem;
             justify-content: center;
             flex-wrap: wrap;
           }

        /* --- 3️⃣ CSS FIX: "How to Use" Button Style --- */
        #lipisetu-app-container button.how-to-use-btn,
        #lipisetu-app-container #howToUseBtn {
          background-color: #ffffff !important;
          color: #006400 !important;
          border: 2px solid #006400 !important;
          font-weight: 600;
          padding: 8px 16px;
          border-radius: 6px;
          transition: all 0.2s ease-in-out;
          /* Ensure btn defaults are overridden if needed */
          max-width: 250px;
          flex-grow: 1;
        }
        #lipisetu-app-container button.how-to-use-btn:hover,
        #lipisetu-app-container #howToUseBtn:hover {
          background-color: #006400 !important;
          color: #ffffff !important;
        }
        
        /* --- NEW Mobile Toggle Buttons --- */
        #lipisetu-app-container .mobile-toggle-buttons {
            display: none; /* Hidden by default on desktop */
            width: 100%;
            gap: 10px;
            margin-top: 1.5rem;
        }
        #lipisetu-app-container .mobile-toggle-buttons .btn {
            flex-grow: 1;
            max-width: 50%;
        }
        
        /* --- NEW Tool Grid Layout --- */
        #lipisetu-app-container .tool-grid {
            display: grid;
            grid-template-columns: 1fr; /* Mobile-first: single column */
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        
        /* On screens 900px and wider, use a 2-column layout */
        @media (min-width: 900px) { 
            #lipisetu-app-container .tool-grid {
                /* --- GITHUB/BLOGGER RESPONSIVE FIX --- */
                /* Give more space to the main transliteration tool, but allow flex */
                grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); 
                /* --- END FIX --- */
            }
        }

        /* --- NEW Mobile Stacking/Toggling Logic --- */
        @media (max-width: 899px) {
            /* Show the toggle buttons */
            #lipisetu-app-container .mobile-toggle-buttons {
                display: flex;
            }
            
            /* Hide the grid margin, buttons have it */
            #lipisetu-app-container .tool-grid {
                margin-top: 1rem;
            }
        
            /* Hide Sandhi column by default on mobile */
            #lipisetu-app-container #sandhi-column {
                display: none;
            }
        }
        
        #lipisetu-app-container .tool-column .card {
            margin-top: 0; /* Grid gap handles spacing */
            height: 100%; /* Make cards in grid equal height */
            display: flex;
            flex-direction: column;
        }
        
        #lipisetu-app-container .tool-column .card-body {
            display: flex;
            flex-direction: column;
            flex-grow: 1; /* Make card body fill height */
        }
        
        /* Card Layout */
        #lipisetu-app-container .card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            margin-top: 1.5rem;
        }
        #lipisetu-app-container .card-header {
            padding: 1.25rem 1.5rem;
            border-bottom: 1px solid var(--color-border);
        }
        /* Make tool headers smaller */
        #lipisetu-app-container .card-header h2 {
            font-size: 1.5rem;
            color: var(--color-text-dark);
            font-weight: 600;
            margin: 0;
            line-height: 1.25;
            text-align: left;
            border: none;
            padding: 0;
        }
        #lipisetu-app-container .card-header p {
            font-size: 0.9rem;
            font-weight: 400;
            color: var(--color-text-light);
            margin: 0;
            text-align: left;
            margin-top: 5px;
        }
        #lipisetu-app-container .card-body {
            padding: 1.5rem;
        }

        /* Form Elements */
        #lipisetu-app-container textarea, 
        #lipisetu-app-container #outputText {
            width: 100%;
            min-height: 120px;
            padding: 12px 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            font-size: 1rem; /* Normalized font size */
            box-sizing: border-box;
            box-shadow: var(--shadow-sm);
            transition: border-color 0.2s, box-shadow 0.2s;
            line-height: 1.6;
            resize: vertical;
        }
        #lipisetu-app-container textarea:focus, 
        #lipisetu-app-container #outputText:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(0,100,0,0.15);
        }
        
        /* --- 4️⃣ Enhancement: Output Container & Floating Button --- */
        #lipisetu-app-container #outputTextContainer {
            position: relative;
        }
        #lipisetu-app-container #floatingCopyBtn {
            position: absolute;
            top: 10px;
            right: 10px;
            z-index: 10;
            padding: 4px 10px;
            font-size: 0.8rem;
            font-weight: 500;
            max-width: 80px; /* override btn defaults */
            flex-grow: 0;
            background-color: var(--color-neutral);
            border-color: var(--color-neutral);
        }
         #lipisetu-app-container #floatingCopyBtn:hover:not(:disabled) {
            background-color: var(--color-neutral-dark);
            border-color: var(--color-neutral-dark);
           }
        
        #lipisetu-app-container #outputText {
            background-color: #f1f1f1;
            font-weight: 500;
            border: 1px solid #ddd;
            overflow-y: auto;
            white-space: pre-wrap;
            margin-bottom: 20px;
        }
        #lipisetu-app-container textarea {
             background-color: white;
             /* margin-bottom: 20px; <-- REMOVED, margin is on info box now */
        }
        
        /* --- 5️⃣ NEW: English Warning Info Box --- */
        #lipisetu-app-container #englishWarningBox {
            display: none; /* Hidden by default */
            font-size: 0.85rem;
            color: var(--color-text-dark);
            background-color: #FFFBEB; /* Light yellow */
            border: 1px solid #FDE68A; /* Yellow border */
            padding: 10px 14px;
            border-radius: var(--radius-md);
            margin-bottom: 20px;
        }
        #lipisetu-app-container #englishWarningBox strong {
            color: #B45309; /* Dark yellow/brown */
        }

        /* --- NEW Label Group for Upload Button --- */
        #lipisetu-app-container .label-group {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 0.5rem;
        }
        #lipisetu-app-container .label-group label.area-label {
            margin-bottom: 0; /* Remove bottom margin from label */
        }
        /* Style the upload button to be small and discrete */
        #lipisetu-app-container .label-group #uploadButton {
            flex-grow: 0; /* Don't grow */
            max-width: none;
            padding: 6px 12px;
            font-size: 0.8rem;
            font-weight: 500;
            /* Use secondary style for file operations */
            background-color: var(--color-secondary);
            border-color: var(--color-secondary);
            color: #ffffff;
        }
        #lipisetu-app-container .label-group #uploadButton:hover:not(:disabled) {
            background-color: var(--color-secondary-dark);
            border-color: var(--color-secondary-dark);
        }

        #lipisetu-app-container label.area-label {
            display: block;
            font-weight: 500;
            color: var(--color-text-dark);
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
        }

        /* Font Classes for Output */
        #lipisetu-app-container .font-devanagari { font-family: 'Noto Sans Devanagari', sans-serif; }
        #lipisetu-app-container .font-telugu { font-family: 'Noto Sans Telugu', sans-serif; /* Specify Telugu font */ }
        /* BLOGGER FIX: Use a classic serif font for IAST to improve diacritic rendering and copy-paste */
        #lipisetu-app-container .font-iast { 
            font-family: 'Times New Roman', Times, serif; 
            font-size: 1.1rem; /* Make it slightly larger */
        }

        /* Button System */
        #lipisetu-app-container .btn {
            display: inline-flex; align-items: center; justify-content: center;
            padding: 10px 18px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #ffffff;
            border: 1px solid transparent;
            border-radius: var(--radius-md);
            cursor: pointer;
            text-decoration: none;
            box-shadow: var(--shadow-sm);
            transition: all 0.2s ease;
            flex-grow: 1; /* For button groups */
            max-width: 250px; /* For button groups */
        }
        #lipisetu-app-container .btn:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        #lipisetu-app-container .btn:disabled {
            background: #D1D5DB; color: var(--color-text-light);
            cursor: not-allowed; transform: none; box-shadow: none;
        }
        #lipisetu-app-container .btn-primary { background: var(--color-primary); border-color: var(--color-primary); color: #ffffff; }
        #lipisetu-app-container .btn-primary:hover:not(:disabled) { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }
        #lipisetu-app-container .btn-secondary { background: var(--color-secondary); border-color: var(--color-secondary); color: #ffffff; }
        #lipisetu-app-container .btn-secondary:hover:not(:disabled) { background: var(--color-secondary-dark); border-color: var(--color-secondary-dark); }
        #lipisetu-app-container .btn-danger { background: var(--color-danger); border-color: var(--color-danger); color: #ffffff; }
        #lipisetu-app-container .btn-danger:hover:not(:disabled) { background: var(--color-danger-dark); border-color: var(--color-danger-dark); }
        #lipisetu-app-container .btn-neutral { background: var(--color-neutral); border-color: var(--color-neutral); color: #ffffff; }
        #lipisetu-app-container .btn-neutral:hover:not(:disabled) { background: var(--color-neutral-dark); border-color: var(--color-neutral-dark); }
        
        #lipisetu-app-container .btn-outline {
            background: var(--color-bg-white);
            color: var(--color-primary); /* Green text for outline */
            border-color: var(--color-primary); /* Green border */
        }
        #lipisetu-app-container .btn-outline:hover:not(:disabled) {
            background: #f0fdf4; /* Light green hover */
            border-color: var(--color-primary-dark);
            color: var(--color-primary-dark);
        }

        #lipisetu-app-container .button-group { 
            display: flex; 
            flex-wrap: wrap; 
            gap: 10px; 
            justify-content: center;
            margin-bottom: 20px;
        }
        
        /* Restyled Radio/Control Group */
        #lipisetu-app-container .mode-control-group {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
            margin-bottom: 20px;
            padding: 1rem;
            background-color: var(--color-bg-light);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
        }
        
        @media (min-width: 768px) {
             #lipisetu-app-container .mode-control-group {
                  grid-template-columns: 1fr 1fr;
                  gap: 2rem;
                  padding: 1.5rem;
             }
        }
        
        /* On mobile, stack the controls */
        @media (max-width: 480px) {
             #lipisetu-app-container .mode-control-group {
                  grid-template-columns: 1fr;
             }
        }


        #lipisetu-app-container .control-label {
            font-weight: 600;
            color: var(--color-text-dark);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
            display: block;
        }
        #lipisetu-app-container .radio-options {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        #lipisetu-app-container .radio-label {
            font-size: 0.9rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            font-weight: 400;
            color: var(--color-text-body);
        }
        #lipisetu-app-container .radio-label input {
            margin-right: 8px;
            accent-color: var(--color-primary);
            width: 16px;
            height: 16px;
        }

        /* --- 2️⃣ Sandhi Panel (Upgraded) --- */
        #lipisetu-app-container #sandhiResults {
            font-size: 1.0rem; /* Slightly smaller */
            font-weight: 500; /* Normal weight */
            color: var(--color-text-dark);
            min-height: 40px;
            padding: 10px;
            border: 1px dashed var(--color-neutral);
            border-radius: var(--radius-md);
            white-space: pre-wrap;
            background-color: var(--color-bg-light);
            /* Make it grow to fill space */
            flex-grow: 1;
        }
        /* New styles for formatted Sandhi output */
        #lipisetu-app-container #sandhiResults .sandhi-proposal {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--color-primary);
        }
         #lipisetu-app-container #sandhiResults .sandhi-detail {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-light);
            display: block;
            margin-top: 4px;
           }
        
        #lipisetu-app-container #showSandhiLogBtn {
            flex-grow: 0;
            max-width: 250px; /* Widen to fit new text */
            padding: 4px 10px;
            font-size: 0.8rem;
            margin-top: 10px;
        }
        
        #lipisetu-app-container #sandhiLog {
            margin-top: 10px;
            border-top: 1px dashed var(--color-border);
            padding-top: 10px;
        }
        #lipisetu-app-container #sandhiLog pre {
            background-color: var(--color-bg-light);
             border: 1px solid var(--color-border);
             border-radius: var(--radius-md);
             padding: 1rem;
             overflow-x: auto;
             font-family: monospace;
             font-size: 0.85rem;
             max-height: 150px;
             overflow-y: auto;
        }

        
        /* Make sandhi textarea also grow */
        #lipisetu-app-container #sandhiInput {
            flex-grow: 1;
            min-height: 150px;
        }

        /* Log Panel */
        #lipisetu-app-container #logPanel {
            background-color: var(--color-bg-white);
            border: 1px solid var(--color-border);
            padding: 1.25rem 1.5rem;
            border-radius: var(--radius-lg);
            margin-top: 1.5rem;
        }
        #lipisetu-app-container #logPanel h3 {
            color: var(--color-text-dark);
            margin-top: 0;
            margin-bottom: 10px;
            font-size: 1.1rem;
            font-weight: 600;
        }
        #lipisetu-app-container #normalizationLog {
            font-size: 0.85rem;
            font-family: monospace;
            white-space: pre-wrap;
            color: #34495E;
            max-height: 150px;
            overflow-y: auto;
            background-color: var(--color-bg-light);
            padding: 10px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
        }
        #lipisetu-app-container #normalizationLog li {
            list-style-type: none;
            margin-bottom: 3px;
        }
        
        /* Message Box */
        /* Positioned relative to viewport, so no prefix */
        .message-box {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--color-primary); /* Use theme color */
            color: white;
            padding: 12px 22px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            opacity: 0;
            transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
            z-index: 1000;
            font-weight: 500;
        }
        .message-box.show {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }
        
        #lipisetu-app-container .hidden {
            display: none;
        }

        /* --- NEW Info Section Styles --- */
         #lipisetu-app-container .info-card-body {
             padding: 1.5rem;
           }
         #lipisetu-app-container .info-card-body h2 {
             font-size: 1.5rem;
             font-weight: 600;
             color: var(--color-text-dark);
             border-bottom: 1px solid var(--color-border);
             padding-bottom: 0.75rem;
             margin-top: 0;
             margin-bottom: 1rem;
           }
         #lipisetu-app-container .info-card-body h3 {
              font-size: 1.1rem;
              font-weight: 600;
              color: var(--color-text-dark);
              border-bottom: none;
              margin-top: 1.5rem;
              margin-bottom: 0.5rem;
           }
         #lipisetu-app-container .info-card-body p, 
         #lipisetu-app-container .info-card-body li {
             font-size: 1rem;
             line-height: 1.7;
             color: var(--color-text-body);
             word-break: break-word;
           }
         #lipisetu-app-container .info-card-body ol, 
         #lipisetu-app-container .info-card-body ul {
             padding-left: 1.5rem;
             margin-left: 0;
           }
         #lipisetu-app-container .info-card-body li {
             margin-bottom: 0.5rem;
           }
         #lipisetu-app-container .info-card-body a {
             color: var(--color-primary);
             text-decoration: none;
             font-weight: 500;
             transition: color 0.2s;
           }
         #lipisetu-app-container .info-card-body a:hover {
             color: var(--color-primary-dark);
             text-decoration: underline;
           }
         /* Code block for example */
         #lipisetu-app-container pre {
              background-color: var(--color-bg-light);
              border: 1px solid var(--color-border);
              border-radius: var(--radius-md);
              padding: 1rem;
              overflow-x: auto;
              font-family: monospace;
              font-size: 0.85rem;
           }
         #lipisetu-app-container .creator-info {
             background-color: var(--color-bg-light);
             padding: 1.5rem;
             border-radius: var(--radius-md);
             border: 1px solid var(--color-border);
           }
         #lipisetu-app-container .creator-info p {
             margin: 0.5rem 0;
           }