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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }

        .ef9dq1-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .ef9dq1-header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
        }

        .ef9dq1-nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }

        .ef9dq1-logo {
            display: flex;
            align-items: center;
            font-size: 1.5rem;
            font-weight: bold;
            color: #4a5568;
        }

        .ef9dq1-logo img {
            height: 40px;
            margin-right: 10px;
        }

        .ef9dq1-nav-menu {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .ef9dq1-nav-link {
            text-decoration: none;
            color: #4a5568;
            font-weight: 500;
            transition: all 0.3s ease;
            padding: 0.5rem 1rem;
            border-radius: 8px;
        }

        .ef9dq1-nav-link:hover {
            color: #667eea;
            background: rgba(102, 126, 234, 0.1);
        }

        .ef9dq1-main {
            margin-top: 80px;
            min-height: calc(100vh - 80px);
        }

        .ef9dq1-hero {
            padding: 4rem 0;
            text-align: center;
            color: white;
        }

        .ef9dq1-hero-title {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        .ef9dq1-hero-subtitle {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }

        .ef9dq1-hero-description {
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 3rem;
            opacity: 0.8;
        }

        .ef9dq1-cta-button {
            display: inline-block;
            background: linear-gradient(45deg, #ff6b6b, #ee5a24);
            color: white;
            padding: 1rem 2.5rem;
            text-decoration: none;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(238, 90, 36, 0.4);
        }

        .ef9dq1-cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(238, 90, 36, 0.6);
        }

        .ef9dq1-features {
            background: white;
            padding: 4rem 0;
        }

        .ef9dq1-section-title {
            text-align: center;
            font-size: 2.5rem;
            color: #2d3748;
            margin-bottom: 3rem;
        }

        .ef9dq1-features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .ef9dq1-feature-card {
            background: linear-gradient(135deg, #f7fafc, #edf2f7);
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .ef9dq1-feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }

        .ef9dq1-feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .ef9dq1-feature-title {
            font-size: 1.3rem;
            font-weight: 600;
            color: #2d3748;
            margin-bottom: 1rem;
        }

        .ef9dq1-feature-text {
            color: #4a5568;
            line-height: 1.6;
        }

        .ef9dq1-about {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            padding: 4rem 0;
        }

        .ef9dq1-about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .ef9dq1-about-text {
            font-size: 1.1rem;
            line-height: 1.8;
        }

        .ef9dq1-about-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .ef9dq1-stat-card {
            background: rgba(255, 255, 255, 0.1);
            padding: 1.5rem;
            border-radius: 10px;
            text-align: center;
            backdrop-filter: blur(10px);
        }

        .ef9dq1-stat-number {
            font-size: 2rem;
            font-weight: bold;
            display: block;
        }

        .ef9dq1-stat-label {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        .ef9dq1-download {
            background: white;
            padding: 4rem 0;
            text-align: center;
        }

        .ef9dq1-download-buttons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 2rem;
        }

        .ef9dq1-download-btn {
            display: inline-block;
            background: linear-gradient(45deg, #4facfe, #00f2fe);
            color: white;
            padding: 1rem 2rem;
            text-decoration: none;
            border-radius: 10px;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
        }

        .ef9dq1-download-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(79, 172, 254, 0.6);
        }

        .ef9dq1-footer {
            background: #2d3748;
            color: white;
            padding: 3rem 0 1rem;
        }

        .ef9dq1-footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .ef9dq1-footer-section h3 {
            margin-bottom: 1rem;
            color: #e2e8f0;
        }

        .ef9dq1-footer-section p,
        .ef9dq1-footer-section a {
            color: #a0aec0;
            text-decoration: none;
            line-height: 1.6;
        }

        .ef9dq1-footer-section a:hover {
            color: #667eea;
        }

        .ef9dq1-footer-bottom {
            border-top: 1px solid #4a5568;
            padding-top: 1rem;
            text-align: center;
            color: #a0aec0;
        }

        @media (max-width: 768px) {
            .ef9dq1-nav-menu {
                display: none;
            }

            .ef9dq1-hero-title {
                font-size: 2.5rem;
            }

            .ef9dq1-about-content {
                grid-template-columns: 1fr;
            }

            .ef9dq1-download-buttons {
                flex-direction: column;
                align-items: center;
            }
        }