:root {
            --primary-color: #2c3e50;
            --secondary-color: #3498db;
            --accent-color: #e74c3c;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
            --gray-color: #6c757d;
            --success-color: #28a745;
            --warning-color: #ffc107;
            --info-color: #17a2b8;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            line-height: 1.6;
            color: var(--dark-color);
            background-color: var(--light-color);
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* Header Styles */
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
        }
        
        .logo-icon {
            font-size: 2rem;
            color: var(--secondary-color);
            margin-right: 0.5rem;
        }
        
        .logo-text {
            font-size: 1.5rem;
            font-weight: bold;
            color: var(--primary-color);
        }
        
        .logo-text span {
            color: var(--secondary-color);
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 1.5rem;
        }
        
        nav ul li a {
            color: var(--dark-color);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            display: flex;
            align-items: center;
        }
        
        nav ul li a i {
            margin-right: 0.3rem;
        }
        
        nav ul li a:hover {
            color: var(--secondary-color);
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary-color);
            cursor: pointer;
        }
        
        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: white;
            padding: 4rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://freeautomationtools.in/images/pattern.png') repeat;
            opacity: 0.1;
            pointer-events: none;
        }
        
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        
        .search-bar {
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }
        
        .search-bar input {
            width: 100%;
            padding: 1rem 1.5rem;
            border-radius: 50px;
            border: none;
            font-size: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .search-bar button {
            position: absolute;
            right: 5px;
            top: 5px;
            background-color: var(--secondary-color);
            color: white;
            border: none;
            border-radius: 50px;
            padding: 0.7rem 1.5rem;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .search-bar button:hover {
            background-color: #2186d3;
        }
        
        /* Tools Section */
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }
        
        .section-title h2 {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--secondary-color);
        }
        
        .section-title p {
            color: var(--gray-color);
            max-width: 700px;
            margin: 0 auto;
        }
        
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        
        .tool-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .tool-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        
        .tool-card-icon {
            height: 120px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: white;
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
        }
        
        .tool-card-content {
            padding: 1.5rem;
        }
        
        .tool-card h3 {
            margin-bottom: 0.5rem;
            color: var(--primary-color);
        }
        
        .tool-card p {
            color: var(--gray-color);
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }
        
        .tool-card-btn {
            display: inline-block;
            padding: 0.6rem 1.2rem;
            background-color: var(--secondary-color);
            color: white;
            text-decoration: none;
            border-radius: 5px;
            font-weight: 500;
            transition: background-color 0.3s;
        }
        
        .tool-card-btn:hover {
            background-color: #2186d3;
        }
        
        /* Categories Section */
        .categories {
            background-color: white;
            padding: 4rem 0;
        }
        
        .category-tabs {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        
        .category-tab {
            padding: 0.7rem 1.5rem;
            background-color: var(--light-color);
            border-radius: 50px;
            cursor: pointer;
            font-weight: 500;
            transition: all 0.3s;
        }
        
        .category-tab.active, .category-tab:hover {
            background-color: var(--secondary-color);
            color: white;
        }
        
        /* Features Section */
        .features {
            padding: 4rem 0;
            background-color: #f5f9ff;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .feature-card {
            background-color: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            text-align: center;
        }
        
        .feature-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
        }
        
        .feature-card h3 {
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        
        .feature-card p {
            color: var(--gray-color);
        }
        
        /* CTA Section */
        .cta {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 5rem 0;
            text-align: center;
        }
        
        .cta h2 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .cta p {
            max-width: 700px;
            margin: 0 auto 2rem;
            opacity: 0.9;
            font-size: 1.1rem;
        }
        
        .cta-btn {
            display: inline-block;
            padding: 0.8rem 2rem;
            background-color: white;
            color: var(--secondary-color);
            text-decoration: none;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        
        /* Footer */
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 4rem 0 2rem;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-column h3 {
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--secondary-color);
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        
        .footer-links a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .social-links {
            display: flex;
            gap: 1rem;
        }
        
        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255,255,255,0.1);
            border-radius: 50%;
            color: white;
            transition: background-color 0.3s;
        }
        
        .social-links a:hover {
            background-color: var(--secondary-color);
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
        }
        
        /* Responsive Styles */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        
        @media (max-width: 768px) {
            .header-content {
                padding: 0.8rem 0;
            }
            
            nav {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 80%;
                height: calc(100vh - 70px);
                background-color: white;
                box-shadow: 2px 0 10px rgba(0,0,0,0.1);
                transition: left 0.3s;
                z-index: 99;
            }
            
            nav.active {
                left: 0;
            }
            
            nav ul {
                flex-direction: column;
                padding: 2rem;
            }
            
            nav ul li {
                margin: 0 0 1rem 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .hero {
                padding: 3rem 0;
            }
            
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .section-title h2 {
                font-size: 1.6rem;
            }
        }
        
        @media (max-width: 576px) {
            .hero {
                padding: 2.5rem 0;
            }
            
            .hero h1 {
                font-size: 1.6rem;
            }
            
            .search-bar button {
                position: relative;
                width: 100%;
                margin-top: 0.5rem;
                right: auto;
                top: auto;
            }
            
            .tools-grid {
                grid-template-columns: 1fr;
            }
        }
        .hero {
            text-align: center;
            margin-bottom: 2rem;
            padding: 2rem 0;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        
        .hero h1 {
            font-size: 2.2rem;
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        
        .hero p {
            font-size: 1.1rem;
            color: var(--medium-gray);
            max-width: 800px;
            margin: 0 auto 1.5rem;
        }
        
        .ad-container {
            margin: 1.5rem 0;
            padding: 1rem;
            background-color: white;
            border-radius: 8px;
            text-align: center;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        
        .ad-container p {
            color: var(--medium-gray);
            margin-bottom: 0.5rem;
        }
        
        .compressor-tool {
            background-color: white;
            border-radius: 8px;
            padding: 2rem;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            margin-bottom: 2rem;
        }
        
        .tool-header {
            text-align: center;
            margin-bottom: 2rem;
        }
        
        .tool-header h2 {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }
        
        .tool-header p {
            color: var(--medium-gray);
        }
        
        .upload-area {
            border: 2px dashed var(--medium-gray);
            border-radius: 8px;
            padding: 2rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s;
            margin-bottom: 1.5rem;
        }
        
        .upload-area:hover {
            border-color: var(--secondary-color);
            background-color: rgba(52, 152, 219, 0.05);
        }
        
        .upload-area i {
            font-size: 3rem;
            color: var(--secondary-color);
            margin-bottom: 1rem;
            display: block;
        }
        
        .upload-area p {
            margin-bottom: 0.5rem;
        }
        
        .upload-area small {
            color: var(--medium-gray);
            font-size: 0.9rem;
        }
        
        #file-input {
            display: none;
        }
        
        .controls {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }
        
        .control-group {
            flex: 1;
            min-width: 250px;
        }
        
        .control-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark-gray);
        }
        
        .slider-container {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        
        .slider-container input[type="range"] {
            flex: 1;
        }
        
        .slider-container span {
            min-width: 40px;
            text-align: center;
            font-weight: bold;
            color: var(--primary-color);
        }
        
        select, button {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 1rem;
            background-color: white;
            cursor: pointer;
        }
        
        button {
            background-color: var(--secondary-color);
            color: white;
            font-weight: 600;
            border: none;
            transition: background-color 0.3s;
        }
        
        button:hover {
            background-color: #2186d3;
        }
        
        button:disabled {
            background-color: var(--medium-gray);
            cursor: not-allowed;
        }
        
        .results {
            display: none;
            margin-top: 2rem;
            border-top: 1px solid #eee;
            padding-top: 1.5rem;
        }
        
        .result-container {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .result-box {
            flex: 1;
            min-width: 300px;
            border: 1px solid #eee;
            border-radius: 8px;
            padding: 1rem;
            text-align: center;
        }
        
        .result-box h3 {
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        
        .image-preview {
            max-width: 100%;
            height: auto;
            max-height: 300px;
            margin-bottom: 1rem;
            border-radius: 4px;
        }
        
        .file-info {
            text-align: left;
            margin-bottom: 1rem;
        }
        
        .file-info p {
            margin-bottom: 0.5rem;
        }
        
        .download-btn {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            background-color: var(--success-color);
            color: white;
            text-decoration: none;
            border-radius: 4px;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        
        .download-btn:hover {
            background-color: #218838;
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        
        .feature-card {
            background-color: white;
            border-radius: 8px;
            padding: 1.5rem;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        
        .feature-card h3 {
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        
        .feature-card p {
            color: var(--medium-gray);
        }
        .color-selector {
            background: var(--white);
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            padding: 2rem;
            margin: 2rem auto;
        }

        .color-picker {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .color-input {
            flex: 1;
            min-width: 250px;
        }

        .color-input label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }

        .color-input input {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid #ddd;
            border-radius: 4px;
            font-size: 1rem;
        }

        .color-display {
            width: 100px;
            height: 100px;
            border-radius: 8px;
            margin: 0 auto;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
            border: 1px solid #ddd;
        }

        .color-values {
            margin-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .color-value {
            flex: 1;
            min-width: 200px;
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 4px;
        }

        .color-value h3 {
            margin-bottom: 0.5rem;
            font-size: 1rem;
        }

        .color-code {
            font-family: monospace;
            font-size: 1.1rem;
            background: #e9ecef;
            padding: 0.5rem;
            border-radius: 4px;
            display: inline-block;
        }

        .color-charts {
            margin: 3rem 0;
        }

        .section-title {
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
            color: var(--secondary);
            position: relative;
            padding-bottom: 0.5rem;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--primary);
        }

        .color-palette {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .color-card {
            border-radius: 4px;
            overflow: hidden;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
        }

        .color-card:hover {
            transform: translateY(-5px);
        }

        .color-swatch {
            height: 100px;
            position: relative;
        }

        .color-info {
            background: var(--white);
            padding: 0.75rem;
        }

        .color-name {
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .color-hex {
            font-family: monospace;
            font-size: 0.9rem;
            color: #666;
        }

        .color-categories {
            margin: 3rem 0;
        }

        .category {
            margin-bottom: 2rem;
        }

        .category h3 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--secondary);
        }

        .color-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
            gap: 0.5rem;
        }

        .color-cell {
            height: 60px;
            border-radius: 4px;
            position: relative;
            cursor: pointer;
            transition: transform 0.2s;
        }

        .color-cell:hover {
            transform: scale(1.05);
        }

        .color-cell::after {
            content: attr(data-hex);
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            font-size: 0.7rem;
            padding: 2px;
            text-align: center;
            border-bottom-left-radius: 4px;
            border-bottom-right-radius: 4px;
            font-family: monospace;
        }

         

        .copy {
            opacity: 0.8;
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            
            .color-picker {
                flex-direction: column;
            }
            
            .color-palette {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            }
        }

        #main-nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    position: relative;
}

#main-nav ul li {
    display: inline-block;
    position: relative;
}

#main-nav ul li a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
}

#main-nav ul li ul.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    min-width: 160px;
    z-index: 1000;
    box-shadow: 0px 8px 16px rgba(0,0,0,0.2);
}

#main-nav ul li:hover ul.dropdown {
    display: block;
}

#main-nav ul li ul.dropdown li {
    display: block;
}

        
        .generator-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            background: white;
            border-radius: 1rem;
            padding: 2rem;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        }
        
        .input-section {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        
        label {
            font-weight: 600;
            color: var(--dark);
        }
        
        input, select, textarea {
            padding: 0.75rem 1rem;
            border: 1px solid #e2e8f0;
            border-radius: 0.5rem;
            font-size: 1rem;
            transition: all 0.2s;
        }
        
        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
        }
        
        .color-options {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0.5rem;
        }
        
        .color-option {
            height: 40px;
            border-radius: 0.5rem;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all 0.2s;
        }
        
        .color-option:hover {
            transform: scale(1.05);
        }
        
        .color-option.selected {
            border-color: var(--dark);
        }
        
        .logo-upload {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 1.5rem;
            border: 2px dashed #e2e8f0;
            border-radius: 0.5rem;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        .logo-upload:hover {
            border-color: var(--primary);
        }
        
        .logo-upload i {
            font-size: 2rem;
            color: var(--gray);
            margin-bottom: 0.5rem;
        }
        
        .logo-upload p {
            color: var(--gray);
            text-align: center;
        }
        
        #logo-preview {
            max-width: 100px;
            max-height: 100px;
            display: none;
            margin-bottom: 0.5rem;
        }
        
        button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 1rem 1.5rem;
            border-radius: 0.5rem;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        button:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
        }
        
        .output-section {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
        }
        
        #qrcode {
            width: 300px;
            height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: white;
            border: 1px solid #e2e8f0;
            border-radius: 0.5rem;
            padding: 1rem;
        }
        
        .download-options {
            display: flex;
            gap: 1rem;
        }
        
        .download-btn {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.25rem;
            border-radius: 0.5rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.2s;
        }
        
        .png-btn {
            background-color: #3b82f6;
            color: white;
        }
        
        .png-btn:hover {
            background-color: #2563eb;
        }
        
        .svg-btn {
            background-color: #10b981;
            color: white;
        }
        
        .svg-btn:hover {
            background-color: #059669;
        }
        
      
        
        @media (max-width: 768px) {
            .generator-container {
                grid-template-columns: 1fr;
            }
            
            #qrcode {
                width: 250px;
                height: 250px;
            }
        }