:root {
            --primary: #4361ee;
            --secondary: #3a0ca3;
            --accent: #4cc9f0;
            --light: #f8f9fa;
            --dark: #212529;
            --success: #4bb543;
            --gray: #6c757d;
            --light-gray: #e9ecef;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: #f5f7fb;
            color: var(--dark);
            line-height: 1.6;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header Styles */
        header {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 1.5rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            display: flex;
            align-items: center;
        }
        
        .logo-icon {
            margin-right: 10px;
            font-size: 2rem;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav li {
            margin-left: 2rem;
        }
        
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        nav a:hover {
            color: var(--accent);
        }
        
        /* Hero Section */
        .hero {
            padding: 4rem 0;
            text-align: center;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100%" height="100%" viewBox="0 0 800 400"><rect fill="%234361ee" width="800" height="400"/><path fill="%233a0ca3" fill-opacity="0.2" d="M0 192L26.7 202.7C53.3 213 107 235 160 234.7C213.3 235 267 213 320 197.3C373.3 181 427 171 480 186.7C533.3 203 587 245 640 250.7C693.3 256 747 224 773.3 208L800 192L800 401L773.3 401C746.7 401 693 401 640 401C586.7 401 533 401 480 401C426.7 401 373 401 320 401C266.7 401 213 401 160 401C106.7 401 53 401 27 401L0 401Z"></path></svg>') no-repeat bottom;
            background-size: cover;
            color: white;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .hero p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        
        /* Converter Tool */
        .converter-container {
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            padding: 2.5rem;
            margin-top: -50px;
            position: relative;
            z-index: 10;
        }
        
        .converter-header {
            text-align: center;
            margin-bottom: 2rem;
        }
        
        .converter-header h2 {
            font-size: 1.8rem;
            color: var(--secondary);
            margin-bottom: 0.5rem;
        }
        
        .converter-steps {
            display: flex;
            justify-content: space-between;
            margin-bottom: 2rem;
            position: relative;
        }
        
        .step {
            text-align: center;
            flex: 1;
            position: relative;
            z-index: 2;
        }
        
        .step-number {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-weight: bold;
        }
        
        .step-connector {
            position: absolute;
            top: 20px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--light-gray);
            z-index: 1;
        }
        
        .converter-interface {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        
        .conversion-type {
            background: var(--light);
            padding: 1.5rem;
            border-radius: 8px;
        }
        
        .conversion-type h3 {
            margin-bottom: 1rem;
            color: var(--secondary);
        }
        
        .select-group {
            margin-bottom: 1rem;
        }
        
        .select-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }
        
        select, input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
        }
        
        .file-drop-area {
            border: 2px dashed #ddd;
            border-radius: 8px;
            padding: 2rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 1rem;
        }
        
        .file-drop-area:hover {
            border-color: var(--primary);
        }
        
        .file-input {
            display: none;
        }

        .file-info {
            margin-bottom: 1rem;
        }
        .convert-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 15px 25px;
            border-radius: 6px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
            transition: all 0.3s ease;
            margin-top: 1.5rem;
        }
        
        .convert-btn:hover {
            background: var(--secondary);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        /* Ad Spaces */
        .ad-container {
            background: var(--light);
            border-radius: 8px;
            padding: 1.5rem;
            text-align: center;
            margin: 2.5rem 0;
        }
        
        .ad-label {
            display: inline-block;
            background: #ddd;
            color: var(--gray);
            font-size: 0.8rem;
            padding: 2px 10px;
            border-radius: 4px;
            margin-bottom: 1rem;
        }
        
        .ad-placeholder {
            width: 100%;
            height: 90px;
            background: #e9ecef;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray);
            border-radius: 6px;
        }
        
        .ad-wide {
            height: 180px;
        }
        
        /* Features Section */
        .features {
            padding: 5rem 0;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        
        .section-header h2 {
            font-size: 2.2rem;
            color: var(--secondary);
            margin-bottom: 1rem;
        }
        
        .section-header p {
            color: var(--gray);
            max-width: 700px;
            margin: 0 auto;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .feature-card {
            background: white;
            border-radius: 10px;
            padding: 2rem;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }
        
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }
        
        .feature-card h3 {
            margin-bottom: 1rem;
            color: var(--secondary);
        }
        
        /* How It Works */
        .how-it-works {
            padding: 5rem 0;
            background: var(--light);
        }
        
        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            counter-reset: step-counter;
        }
        
        .step-card {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            position: relative;
            padding-top: 3.5rem;
        }
        
        .step-card::before {
            counter-increment: step-counter;
            content: counter(step-counter);
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }
        
        /* FAQ Section */
        .faq {
            padding: 5rem 0;
        }
        
        .accordion {
            margin-top: 2rem;
        }
        
        .accordion-item {
            border: 1px solid #ddd;
            border-radius: 8px;
            margin-bottom: 1rem;
            overflow: hidden;
        }
        
        .accordion-header {
            padding: 1.5rem;
            background: white;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
        }
        
        .accordion-content {
            padding: 0 1.5rem;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: var(--light);
        }
        
        .accordion-content.active {
            max-height: 300px;
            padding: 1.5rem;
        }
        
        /* Footer */
        footer {
            background: var(--dark);
            color: white;
            padding: 4rem 0 2rem;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-column h3 {
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
            color: var(--accent);
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column li {
            margin-bottom: 0.8rem;
        }
        
        .footer-column a {
            color: #ddd;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .footer-column a:hover {
            color: var(--accent);
        }
        
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        
        /* Responsive Design */
        @media (max-width: 900px) {
            .converter-interface {
                grid-template-columns: 1fr;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }
            
            nav ul {
                margin-top: 1.5rem;
                justify-content: center;
            }
            
            nav li {
                margin: 0 1rem;
            }
            
            .converter-steps {
                flex-direction: column;
                gap: 2rem;
            }
            
            .step-connector {
                display: none;
            }
        }

        .email-link {
            color: #4361ee; /* Your primary blue color */
            font-weight: 600;
            text-decoration: none;
        }
        .email-link:hover {
            text-decoration: underline;
            color: #3a0ca3; /* Darker blue on hover */
        }

        .seo-content {
            padding: 3rem 2rem;
            background: white;
            margin: 2rem auto;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            max-width: 1200px;
        }
        .seo-content h2 {
            color: #3a0ca3;
            margin-bottom: 1.5rem;
            font-size: 1.8rem;
        }
        .seo-content h3 {
            color: #4361ee;
            margin: 2rem 0 1rem 0;
            font-size: 1.3rem;
        }
        .seo-content p {
            margin-bottom: 1.5rem;
            line-height: 1.7;
        }
        .seo-content ul, .seo-content ol {
            margin-left: 2rem;
            margin-bottom: 2rem;
        }
        .seo-content li {
            margin-bottom: 0.7rem;
            line-height: 1.6;

        }