:root {
            --primary-color-start: #F54B64;
            --primary-color-end: #F78361;
            --secondary-color: #FFD428;
            --dark-bg: #121826;
            --card-bg: #1E2530;
            --input-bg: #1A202C;
            --text-color: #FFFFFF;
            --text-secondary: #A0A0C0;
            --success-color: #4ADE80;
            --warning-color: #FBBF24;
            --danger-color: #F87171;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
            --transition: all 0.3s ease;
        }

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

        body {
            background: var(--dark-bg);
            color: var(--text-color);
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            background-image: radial-gradient(circle at 10% 20%, rgba(255, 212, 40, 0.1) 0%, rgba(245, 75, 100, 0.05) 25%, transparent 70%);
            min-height: 100vh;
            padding: 10px;
        }

        .container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 15px;
        }

        .header {
            text-align: center;
            margin-bottom: 25px;
            padding: 15px 0;
        }

        .header i {
            font-size: 2.5rem;
            background: linear-gradient(45deg, var(--primary-color-start), var(--primary-color-end));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 10px;
        }

        .header span {
            font-size: 1.8rem;
            font-weight: 700;
            background: linear-gradient(45deg, var(--primary-color-start), var(--primary-color-end));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: block;
            letter-spacing: 1px;
        }

        .subtitle {
            color: var(--text-secondary);
            font-size: 1.1rem;
            margin-top: 8px;
            opacity: 0.9;
        }

        .editor-container {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 25px;
        }

        .input-area,
        .output-area {
            flex: 1;
            min-width: 300px;
            background: var(--card-bg);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .input-area:hover,
        .output-area:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
        }

        .area-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
            background: rgba(0, 0, 0, 0.2);
        }

        .area-header h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--primary-color-start);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .area-header h3 i {
            font-size: 1.1rem;
        }

        .char-count {
            font-size: 0.9rem;
            background: rgba(0, 0, 0, 0.3);
            padding: 3px 10px;
            border-radius: 20px;
            color: var(--text-secondary);
        }

        .char-count.warning {
            color: var(--warning-color);
        }

        .char-count.danger {
            color: var(--danger-color);
        }

        .content-wrapper {
            padding: 15px 20px;
            min-height: 220px;
            max-height: 350px;
            overflow-y: auto;
            overflow-x: hidden;
        }

        .input-content {
            background: var(--input-bg);
            border-radius: 10px;
            padding: 15px;
            font-family: 'Consolas', monospace;
            font-size: 1.05rem;
            line-height: 1.6;
            color: var(--text-color);
            outline: none;
            min-height: 180px;
            transition: var(--transition);
        }

        .input-content:focus {
            box-shadow: 0 0 0 2px rgba(245, 75, 100, 0.3);
        }

        .input-content:empty::before {
            content: attr(data-placeholder);
            color: var(--text-secondary);
            opacity: 0.7;
            font-style: italic;
            pointer-events: none;
        }

        .output-content {
            background: var(--input-bg);
            border-radius: 10px;
            padding: 15px;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            font-size: 1.1rem;
            line-height: 1.7;
            min-height: 180px;
            color: var(--text-color);
            word-wrap: break-word;
            overflow-wrap: break-word;
        }

        .action-buttons {
            display: flex;
            gap: 12px;
            padding: 15px 20px;
            background: rgba(0, 0, 0, 0.15);
            flex-wrap: wrap;
        }

        .btn {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            background: var(--input-bg);
            color: var(--text-color);
            border-radius: 12px;
            cursor: pointer;
            font-weight: 500;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn:hover {
            background: rgba(255, 212, 40, 0.2);
            transform: translateY(-2px);
        }

        .btn-primary {
            background: linear-gradient(45deg, #f87171, #f87171);
            color: white;
			border: none;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
        }

        .btn-clear {
            background: rgba(248, 113, 113, 0.15);
            color: var(--danger-color);
			border: none;
        }

        .btn-clear:hover {
            background: rgba(248, 113, 113, 0.3);
        }

        .palette-section {
            margin-top: 25px;
            background: var(--card-bg);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .palette-section:hover {
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
        }

        .palette-header {
            padding: 15px 20px;
            background: rgba(0, 0, 0, 0.2);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .palette-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--primary-color-start);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .palette-selector {
            background: var(--input-bg);
            border-radius: 10px;
            padding: 6px 12px;
            color: var(--text-color);
            font-size: 0.95rem;
            font-weight: 500;
        }

        .palette-container {
            padding: 20px;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 15px;
        }

        .color-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 12px 8px;
            border-radius: 12px;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            border: 1px solid transparent;
            position: relative;
            overflow: hidden;
        }

        .color-item:hover {
            transform: translateY(-3px);
            border-color: rgba(255, 255, 255, 0.3);
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
        }

        .color-item::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
            pointer-events: none;
        }

        .color-preview {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin-bottom: 8px;
            border: 2px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.7rem;
            text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
        }

        .color-name {
            font-size: 0.85rem;
            font-weight: 500;
            text-overflow: ellipsis;
            overflow: hidden;
            white-space: nowrap;
            width: 100%;
            padding: 0 4px;
        }

        .instructions {
            margin-top: 25px;
            background: var(--card-bg);
            border-radius: 16px;
            padding: 20px;
            box-shadow: var(--shadow);
        }

        .instructions h3 {
            color: var(--primary-color-start);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .instructions ul {
            padding-left: 25px;
            margin-top: 10px;
        }

        .instructions li {
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .instructions code {
            background: rgba(0, 0, 0, 0.3);
            padding: 2px 8px;
            border-radius: 5px;
            font-family: monospace;
            color: var(--primary-color-start);
        }

        .footer {
            text-align: center;
            margin-top: 30px;
            padding: 15px;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 10px;
        }

        ::-webkit-scrollbar-thumb {
            background: var(--primary-color-start);
            border-radius: 10px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: #F54B64;
        }

        @media (max-width: 768px) {
            .editor-container {
                flex-direction: column;
            }
            
            .header span {
                font-size: 1.5rem;
            }
            
            .palette-container {
                grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
            }
            
            .color-preview {
                width: 50px;
                height: 50px;
                font-size: 0.6rem;
            }
            
            .action-buttons {
                flex-direction: column;
            }
            
            .btn {
                width: 100%;
                justify-content: center;
            }
            
            .instructions ul {
                padding-left: 20px;
            }
        }

        @media (max-width: 480px) {
            .header i {
                font-size: 2rem;
            }
            
            .header span {
                font-size: 1.3rem;
            }
            
            .palette-header {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
            
            .palette-selector {
                width: 100%;
            }
            
            .palette-container {
                grid-template-columns: repeat(auto-fill, minmax(85px, 1fr));
            }
            
            .color-preview {
                width: 45px;
                height: 45px;
                font-size: 0.5rem;
            }
            
            .color-name {
                font-size: 0.75rem;
            }
            
            .content-wrapper {
                padding: 12px 15px;
            }
            
            .input-content, .output-content {
                font-size: 0.95rem;
                padding: 12px;
            }
        }