:root {
            /* Palette */
            --bg-body: #050505;
            
            /* Glass Variables */
            --glass-panel: rgba(20, 20, 20, 0.65);
            --glass-card: rgba(255, 255, 255, 0.03);
            --glass-input: rgba(0, 0, 0, 0.4);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glass-blur: 20px;
            
            /* Text */
            --text-main: #ffffff;
            --text-muted: #a3a3a3;
            --text-label: #fbbf24; /* Amber Label */
            
            /* Actions */
            --accent: #fbbf24;       /* Amber 400 */
            --accent-glow: rgba(251, 191, 36, 0.4);
            --accent-hover: #f59e0b; /* Amber 500 */
            --danger: #ef4444;
            --success: #10b981;

            /* Radius */
            --radius-l: 24px;
            --radius-m: 16px;
            --radius-s: 12px;

            /* Syntax Highlighting */
            --sh-key: #fbbf24;      /* Yellow */
            --sh-string: #a5f3fc;   /* Cyan */
            --sh-number: #fca5a5;   /* Red/Pink */
            --sh-boolean: #c4b5fd;  /* Violet */
            --sh-null: #86efac;     /* Green */
        }

        * { box-sizing: border-box; outline: none; }

        body {
            margin: 0;
            font-family: 'Quicksand', sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            height: 100vh;
            display: flex;
            overflow: hidden;
            font-size: 14px;
            background-image: 
                radial-gradient(circle at 15% 20%, rgba(251, 191, 36, 0.12), transparent 40%),
                radial-gradient(circle at 85% 80%, rgba(245, 158, 11, 0.08), transparent 40%);
            background-attachment: fixed;
        }

        /* --- Layout --- */
        .app-container {
            display: grid;
            grid-template-columns: 450px 6px 1fr; 
            width: 100%;
            height: 100%;
            padding: 15px;
            gap: 0; 
        }

        /* --- LEFT PANEL: Editor --- */
        .editor-panel {
            background-color: var(--glass-panel);
            backdrop-filter: blur(var(--glass-blur));
            -webkit-backdrop-filter: blur(var(--glass-blur));
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-l) 0 0 var(--radius-l);
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            min-width: 200px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }

        .editor-header {
            padding: 25px;
            border-bottom: 1px solid var(--glass-border);
            background: rgba(255,255,255,0.02);
            position: sticky;
            top: 0;
            z-index: 10;
            backdrop-filter: blur(5px);
        }

        .editor-header h2 {
            margin: 0;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            text-shadow: 0 0 10px rgba(0,0,0,0.5);
            letter-spacing: -0.5px;
        }

        .editor-content {
            padding: 25px;
            display: flex;
            flex-direction: column;
            gap: 25px;
        }

        /* --- Sections & Cards --- */
        .section-title {
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--text-label);
            margin-bottom: 15px;
            display: block;
            text-shadow: 0 0 10px rgba(251, 191, 36, 0.2);
        }

        .card {
            background-color: var(--glass-card);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-m);
            padding: 20px;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        
        .card:hover {
            background-color: rgba(255,255,255,0.05);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }

        /* --- Inputs --- */
        .form-grid {
            display: grid;
            gap: 18px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
            position: relative; /* Important for dropdown positioning */
        }

        label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            margin-left: 5px;
        }

        input, textarea {
            background-color: var(--glass-input);
            border: 1px solid var(--glass-border);
            color: var(--text-main);
            padding: 12px 16px;
            border-radius: var(--radius-s);
            font-family: inherit;
            font-size: 0.9rem;
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            width: 100%;
        }

        input:focus, textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 15px var(--accent-glow);
            background-color: rgba(0,0,0,0.6);
            transform: translateY(-1px);
        }

        textarea {
            font-family: 'JetBrains Mono', monospace;
            font-size: 0.85rem;
            line-height: 1.5;
            min-height: 80px;
            resize: none; 
        }

        /* --- Autofill Dropdown --- */
        .autofill-dropdown {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #1a1a1a; /* Solid background to cover content below */
            border: 1px solid var(--accent);
            border-top: none;
            border-radius: 0 0 var(--radius-s) var(--radius-s);
            max-height: 200px;
            overflow-y: auto;
            z-index: 1000;
            display: none;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .autofill-dropdown.show {
            display: block;
        }

        .autofill-item {
            padding: 10px 16px;
            cursor: pointer;
            transition: background-color 0.1s;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-main);
            font-size: 0.9rem;
        }

        .autofill-item:hover,
        .autofill-item.selected {
            background-color: rgba(251, 191, 36, 0.2);
            color: var(--accent);
        }

        .autofill-item:last-child {
            border-bottom: none;
        }

        /* --- Buttons --- */
        .btn {
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--glass-border);
            color: var(--text-main);
            padding: 10px 20px;
            border-radius: 50px; 
            cursor: pointer;
            font-weight: 600;
            font-size: 0.85rem;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateY(-1px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }

        .btn-primary {
            background-color: var(--accent);
            border-color: var(--accent);
            color: #000; 
        }

        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            box-shadow: 0 0 20px var(--accent-glow);
        }

        .btn-add {
            width: 100%;
            border: 2px dashed var(--glass-border);
            background: transparent;
            color: var(--text-muted);
            margin-top: 15px;
            border-radius: var(--radius-m);
        }

        .btn-add:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(251, 191, 36, 0.05);
            box-shadow: 0 0 15px var(--accent-glow);
        }

        /* --- Import Box --- */
        .import-box {
            background: var(--glass-card);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-m);
            padding: 15px;
            display: flex;
            flex-direction: column;
        }
        .import-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 10px;
        }

        /* --- Victor Records --- */
        .record-card {
            background-color: rgba(20,20,20,0.4);
            border: 1px solid var(--glass-border);
            border-left: 4px solid var(--glass-border); 
            border-radius: var(--radius-m);
            padding: 20px;
            margin-bottom: 15px;
            transition: all 0.3s ease;
            position: relative;
            backdrop-filter: blur(5px);
        }

        .record-card:hover {
            border-left-color: var(--accent);
            transform: scale(1.01);
            box-shadow: 0 10px 25px rgba(0,0,0,0.3);
            background-color: rgba(30,30,30,0.5);
        }

        .record-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--glass-border);
        }

        .record-title {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
        }

        .delete-btn {
            color: var(--text-muted);
            cursor: pointer;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255,255,255,0.05);
            transition: all 0.2s;
        }
        .delete-btn:hover { 
            color: white; 
            background: var(--danger); 
            box-shadow: 0 0 10px rgba(239, 68, 68, 0.4);
        }

        .record-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 15px;
        }

        .full-width { grid-column: span 2; }

        /* --- RIGHT PANEL: Preview --- */
        .preview-panel {
            background-color: var(--glass-panel);
            backdrop-filter: blur(var(--glass-blur));
            -webkit-backdrop-filter: blur(var(--glass-blur));
            border: 1px solid var(--glass-border);
            border-radius: 0 var(--radius-l) var(--radius-l) 0;
            display: flex;
            flex-direction: column;
            position: relative;
            min-width: 200px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }

        .preview-header {
            height: 60px;
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 25px;
            background: rgba(255,255,255,0.02);
        }

        .preview-label {
            font-family: 'Quicksand', sans-serif;
            font-weight: 700;
            color: var(--text-muted);
            font-size: 0.9rem;
            letter-spacing: 0.5px;
        }

        .code-wrapper {
            flex: 1;
            overflow: auto;
            padding: 25px;
            max-height: calc(100vh - 10px); /* Adjusted to fit within the browser window with a 10px margin */
        }

        pre {
            margin: 0;
            font-family: 'JetBrains Mono', 'Consolas', monospace;
            font-size: 13px;
            line-height: 1.6;
        }

        /* Scrollbar Styling */
        ::-webkit-scrollbar { width: 8px; height: 8px; }
        ::-webkit-scrollbar-track { background: transparent; }
        ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 10px; }
        ::-webkit-scrollbar-thumb:hover { background: rgba(251, 191, 36, 0.3); }

        /* JSON Highlighting Classes */
        .json-key { color: var(--sh-key); }
        .json-string { color: var(--sh-string); }
        .json-number { color: var(--sh-number); }
        .json-boolean { color: var(--sh-boolean); }
        .json-null { color: var(--sh-null); }

        /* --- Notification --- */
        #notification {
            position: fixed;
            top: 15px;
            left: 50%;
            transform: translateX(-50%);
            background-color: rgba(16, 185, 129, 0.9); /* Green default */
            color: white;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            z-index: 1000;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        #notification.show { opacity: 1; }
        #notification.loading { background-color: rgba(59, 130, 246, 0.9); } /* Blue for loading */

        /* --- Watermark --- */
        #watermark {
            position: fixed;
            bottom: 15px;
            right: 15px;
            font-size: 0.7rem;
            color: var(--text-label);
            font-weight: 500;
            background: rgba(251, 191, 36, 0.05);
            padding: 6px 12px;
            border-radius: 20px;
            border: 1px solid rgba(251, 191, 36, 0.15);
            z-index: 100;
            pointer-events: none;
            font-family: 'Quicksand', sans-serif;
            letter-spacing: 0.3px;
        }
        
        /* --- Resizer (Vertical) --- */
        .resizer-gutter-col {
            background: transparent;
            cursor: col-resize;
            display: flex;
            justify-content: center;
            align-items: center;
            transition: all 0.2s;
        }
        .resizer-gutter-col::after {
            content: '';
            width: 2px;
            height: 40px;
            background: var(--glass-border);
            border-radius: 2px;
            transition: all 0.3s;
        }
        .resizer-gutter-col:hover::after, .resizer-gutter-col.active::after {
            height: 100%;
            background: var(--accent);
            box-shadow: 0 0 10px var(--accent);
        }

        /* 2. Horizontal Handle */
        .resizer-gutter-row {
            height: 10px;
            width: 100%;
            cursor: row-resize;
            margin-top: 5px;
            margin-bottom: 5px;
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 0.5;
            transition: opacity 0.2s;
        }
        
        .resizer-gutter-row::after {
            content: '';
            width: 40px;
            height: 4px;
            background: var(--glass-border);
            border-radius: 4px;
            transition: all 0.3s;
        }
        
        .resizer-gutter-row:hover::after, .resizer-gutter-row.active::after {
            width: 60px;
            background: var(--accent);
            box-shadow: 0 0 10px var(--accent);
        }

        /* --- CASE CORRECTION FLASH ANIMATION --- */
        @keyframes flashFix {
            0% { color: var(--accent); }
            100% { color: var(--text-main); }
        }
        
        input.flash-fix {
            animation: flashFix 0.3s ease-out forwards;
        }

        /* Responsive Fix */
        @media (max-width: 900px) {
            .app-container { 
                grid-template-columns: 1fr; 
                grid-template-rows: auto auto 500px;
                padding: 0;
            }
            .editor-panel { border-radius: 0; border: none; }
            .preview-panel { border-radius: 0; border: none; border-top: 1px solid var(--glass-border); }
            .resizer-gutter-col { display: none; }
        }

        /* --- CASE CORRECTION FLASH ANIMATION --- */
        @keyframes flashFix {
            0% { color: var(--accent); }
            100% { color: var(--text-main); }
        }
        
        input.flash-fix {
            animation: flashFix 0.3s ease-out forwards;
        }