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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .container {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 32px 64px rgba(0, 0, 0, 0.12);
            width: 100%;
            max-width: 800px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .header {
            text-align: center;
            margin-bottom: 40px;
        }

        .header h1 {
            font-size: 2.5rem;
            font-weight: 700;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 10px;
        }

        .header p {
            color: #64748b;
            font-size: 1.1rem;
            font-weight: 400;
        }

        .input-section {
            margin-bottom: 40px;
        }

        .textarea-container {
            position: relative;
            margin-bottom: 30px;
        }

        textarea {
            width: 100%;
            min-height: 200px;
            padding: 20px;
            border: 2px solid #e2e8f0;
            border-radius: 16px;
            font-size: 1rem;
            font-family: inherit;
            resize: vertical;
            background: #ffffff;
            transition: all 0.3s ease;
            outline: none;
            line-height: 1.6;
        }

        textarea:focus {
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        textarea::placeholder {
            color: #94a3b8;
            font-style: italic;
        }

        .cursor-info {
            margin-bottom: 30px;
        }

        .cursor-card {
            background: linear-gradient(135deg, #e0f2fe 0%, #b3e5fc 100%);
            border: 1px solid #81d4fa;
            border-radius: 16px;
            padding: 20px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 15px;
        }

        .hash-value {
            font-family: 'Courier New', monospace;
            font-size: 0.8rem !important;
            word-break: break-all;
            max-width: 200px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .hash-value:hover {
            background: rgba(255, 255, 255, 0.9);
            white-space: normal;
            word-wrap: break-word;
            max-width: none;
            overflow: visible;
            padding: 8px;
            border-radius: 6px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .cursor-details {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .cursor-label {
            font-size: 0.9rem;
            color: #0277bd;
            font-weight: 600;
        }

        .cursor-value {
            font-size: 1rem;
            color: #01579b;
            font-weight: 700;
            background: rgba(255, 255, 255, 0.7);
            padding: 4px 12px;
            border-radius: 8px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .stat-card {
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 24px 20px;
            text-align: center;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .stat-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
        }

        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #667eea, #764ba2);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 8px;
            display: block;
        }

        .stat-label {
            font-size: 0.9rem;
            color: #64748b;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .action-buttons {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .action-btn {
            border: none;
            padding: 12px 24px;
            border-radius: 12px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .action-btn:active {
            transform: translateY(0);
        }

        .clear-btn {
            background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(244, 63, 94, 0.3);
        }

        .clear-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(244, 63, 94, 0.4);
        }

        .duplicate-btn {
            background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
        }

        .duplicate-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
        }

        .duplicate-words-btn {
            background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
        }

        .duplicate-words-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
        }

        .search-btn {
            background: linear-gradient(135deg, #10b981 0%, #059669 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
        }

        .search-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
        }

        .tab-btn {
            background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
        }

        .tab-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
        }

        .linebreak-btn {
            background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(6, 182, 212, 0.3);
        }

        .linebreak-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(6, 182, 212, 0.4);
        }

        .html-btn {
            background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(239, 68, 68, 0.3);
        }

        .html-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
        }

        .double-tab-btn {
            background: linear-gradient(135deg, #92400e 0%, #78350f 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(146, 64, 14, 0.3);
        }

        .double-tab-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(146, 64, 14, 0.4);
        }

        .double-space-btn {
            background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(31, 41, 55, 0.3);
        }

        .double-space-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(31, 41, 55, 0.4);
        }

        .remove-spaces-btn {
            background: linear-gradient(135deg, #7c2d12 0%, #7c2d12 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(124, 45, 18, 0.3);
        }

        .remove-spaces-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(124, 45, 18, 0.4);
        }

        .double-linebreak-btn {
            background: linear-gradient(135deg, #0891b2 0%, #0e7490 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(8, 145, 178, 0.3);
        }

        .double-linebreak-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(8, 145, 178, 0.4);
        }

        .shuffle-btn {
            background: linear-gradient(135deg, #db2777 0%, #be185d 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(219, 39, 119, 0.3);
        }

        .shuffle-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(219, 39, 119, 0.4);
        }

        .password-btn {
            background: linear-gradient(135deg, #059669 0%, #047857 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(5, 150, 105, 0.3);
        }

        .password-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(5, 150, 105, 0.4);
        }

        .lowercase-btn {
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
        }

        .lowercase-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
        }

        .uppercase-btn {
            background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
        }

        .uppercase-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(124, 58, 237, 0.4);
        }

        .file-operations {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 30px;
            padding: 20px;
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            border: 1px solid #bae6fd;
            border-radius: 16px;
        }

        .file-btn {
            border: none;
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .save-btn {
            background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
        }

        .save-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(14, 165, 233, 0.4);
        }

        .import-btn {
            background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(22, 163, 74, 0.3);
        }

        .import-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(22, 163, 74, 0.4);
        }

        .copy-btn {
            background: linear-gradient(135deg, #a855f7 0%, #9333ea 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(168, 85, 247, 0.3);
        }

        .copy-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(168, 85, 247, 0.4);
        }

        .file-input {
            display: none;
        }

        .save-options {
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 24px;
            margin-bottom: 20px;
            display: none;
            animation: slideDown 0.3s ease-out;
        }

        .save-options.active {
            display: block;
        }

        .save-row {
            display: flex;
            gap: 12px;
            margin-bottom: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .filename-input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            outline: none;
        }

        .filename-input:focus {
            border-color: #0ea5e9;
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
        }

        .format-select {
            padding: 12px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            outline: none;
            background: white;
        }

        .format-select:focus {
            border-color: #0ea5e9;
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
        }

        .search-replace-panel {
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 24px;
            margin-bottom: 20px;
            display: none;
            animation: slideDown 0.3s ease-out;
        }

        .search-replace-panel.active {
            display: block;
        }

        .search-replace-row {
            display: flex;
            gap: 12px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .search-input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            outline: none;
        }

        .search-input:focus {
            border-color: #10b981;
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
        }

        .search-replace-buttons {
            display: flex;
            gap: 8px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .small-btn {
            padding: 8px 16px;
            font-size: 0.85rem;
            background: linear-gradient(135deg, #64748b 0%, #475569 100%);
            color: white;
            box-shadow: 0 2px 8px rgba(100, 116, 139, 0.3);
        }

        .small-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(100, 116, 139, 0.4);
        }

        .primary-btn {
            background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%) !important;
            box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3) !important;
        }

        .primary-btn:hover {
            box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4) !important;
        }

        .cancel-btn {
            background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
            box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3) !important;
        }

        .cancel-btn:hover {
            box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4) !important;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 24px;
                margin: 10px;
            }

            .header h1 {
                font-size: 2rem;
            }

            .cursor-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                grid-template-columns: 1fr;
            }

            .cursor-details {
                width: 100%;
                justify-content: space-between;
            }

            .action-buttons {
                flex-direction: column;
                align-items: center;
            }

            .action-btn {
                width: 100%;
                max-width: 300px;
            }

            .search-replace-row {
                flex-direction: column;
            }

            .search-input {
                min-width: auto;
            }

            .search-replace-buttons {
                flex-direction: column;
            }

            .small-btn {
                width: 100%;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 15px;
            }

            .stat-card {
                padding: 20px 16px;
            }

            .stat-number {
                font-size: 2rem;
            }

            textarea {
                min-height: 150px;
                padding: 16px;
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        .fade-in {
            animation: fadeIn 0.5s ease-in-out;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .feature-description {
            margin-top: 40px;
            padding-top: 40px;
            border-top: 2px solid #e2e8f0;
        }

        .feature-card {
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 32px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
        }

        .feature-card h2 {
            font-size: 1.8rem;
            font-weight: 700;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 16px;
            text-align: center;
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #1e293b;
            margin: 24px 0 12px 0;
            padding-bottom: 8px;
            border-bottom: 2px solid #e2e8f0;
        }

        .feature-card p {
            color: #64748b;
            font-size: 1rem;
            line-height: 1.6;
            margin-bottom: 20px;
            text-align: center;
        }

        .feature-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 16px 0;
        }

        .feature-card li {
            color: #475569;
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .feature-card li::before {
            content: '▸';
            color: #667eea;
            font-weight: bold;
            position: absolute;
            left: 0;
            top: 0;
        }

        .feature-card strong {
            color: #1e293b;
            font-weight: 600;
        }
		.ad-container {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #bae6fd;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 30px;
    overflow: hidden;
}

.ad-container img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}