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

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
        line-height: 1.6;
        color: #333;
        background-color: #fff;
    }

    .e5yv1o-header {
        background: #fff;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
    }

    .e5yv1o-nav {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 70px;
    }

    .e5yv1o-logo img {
        height: 40px;
        width: auto;
    }

    .e5yv1o-menu-toggle {
        display: none;
        flex-direction: column;
        background: none;
        border: none;
        cursor: pointer;
        padding: 5px;
    }

    .e5yv1o-menu-toggle span {
        width: 25px;
        height: 3px;
        background: #25D366;
        margin: 3px 0;
        transition: 0.3s;
        border-radius: 2px;
    }

    .e5yv1o-nav-menu {
        display: flex;
        list-style: none;
        gap: 30px;
        align-items: center;
    }

    .e5yv1o-nav-menu a {
        text-decoration: none;
        color: #333;
        font-weight: 500;
        transition: color 0.3s;
        padding: 10px 0;
    }

    .e5yv1o-nav-menu a:hover,
    .e5yv1o-nav-menu a.active {
        color: #25D366;
    }

    .e5yv1o-nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }

    .e5yv1o-business-header {
        background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
        color: white;
        padding: 120px 0 80px;
        text-align: center;
    }

    .e5yv1o-business-header .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .e5yv1o-business-header h1 {
        font-size: 3.5rem;
        font-weight: 700;
        margin-bottom: 20px;
        line-height: 1.2;
    }

    .e5yv1o-business-header .subtitle {
        font-size: 1.3rem;
        margin-bottom: 30px;
        opacity: 0.9;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .e5yv1o-business-header .stats {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .e5yv1o-stat-item {
        text-align: center;
    }

    .e5yv1o-stat-item .number {
        font-size: 2.5rem;
        font-weight: 700;
        display: block;
        margin-bottom: 5px;
    }

    .e5yv1o-stat-item .label {
        font-size: 1rem;
        opacity: 0.9;
    }

    .e5yv1o-business-features {
        padding: 80px 0;
        background: #f8f9fa;
    }

    .e5yv1o-business-features .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .e5yv1o-section-title {
        text-align: center;
        margin-bottom: 60px;
    }

    .e5yv1o-section-title h2 {
        font-size: 2.5rem;
        color: #333;
        margin-bottom: 15px;
    }

    .e5yv1o-section-title p {
        font-size: 1.2rem;
        color: #666;
        max-width: 600px;
        margin: 0 auto;
    }

    .e5yv1o-features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 40px;
    }

    .e5yv1o-feature-card {
        background: white;
        padding: 40px;
        border-radius: 15px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        transition: transform 0.3s, box-shadow 0.3s;
    }

    .e5yv1o-feature-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    }

    .e5yv1o-feature-card .icon {
        font-size: 3rem;
        margin-bottom: 20px;
        display: block;
    }

    .e5yv1o-feature-card h3 {
        font-size: 1.5rem;
        color: #333;
        margin-bottom: 15px;
    }

    .e5yv1o-feature-card p {
        color: #666;
        line-height: 1.7;
    }

    .e5yv1o-comparison-section {
        padding: 80px 0;
        background: white;
    }

    .e5yv1o-comparison-table {
        background: white;
        border-radius: 15px;
        overflow: hidden;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        margin-top: 40px;
    }

    .e5yv1o-comparison-table table {
        width: 100%;
        border-collapse: collapse;
    }

    .e5yv1o-comparison-table th {
        background: #25D366;
        color: white;
        padding: 20px;
        text-align: left;
        font-weight: 600;
    }

    .e5yv1o-comparison-table td {
        padding: 20px;
        border-bottom: 1px solid #eee;
        vertical-align: top;
    }

    .e5yv1o-comparison-table tr:hover {
        background: #f8f9fa;
    }

    .e5yv1o-check {
        color: #25D366;
        font-weight: bold;
    }

    .e5yv1o-cross {
        color: #ccc;
    }

    .e5yv1o-testimonials {
        padding: 80px 0;
        background: #f8f9fa;
    }

    .e5yv1o-testimonials-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 30px;
        margin-top: 40px;
    }

    .e5yv1o-testimonial-card {
        background: white;
        padding: 30px;
        border-radius: 15px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    }

    .e5yv1o-testimonial-card .rating {
        color: #FFD700;
        font-size: 1.2rem;
        margin-bottom: 15px;
    }

    .e5yv1o-testimonial-card .content {
        font-style: italic;
        color: #666;
        margin-bottom: 20px;
        line-height: 1.7;
    }

    .e5yv1o-testimonial-card .author {
        display: flex;
        align-items: center;
        gap: 15px;
    }

    .e5yv1o-testimonial-card .avatar {
        font-size: 2rem;
    }

    .e5yv1o-testimonial-card .info h4 {
        color: #333;
        margin-bottom: 5px;
    }

    .e5yv1o-testimonial-card .info p {
        color: #666;
        font-size: 0.9rem;
    }

    .e5yv1o-download-section {
        padding: 80px 0;
        background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
        color: white;
        text-align: center;
    }

    .e5yv1o-download-buttons {
        display: flex;
        justify-content: center;
        gap: 20px;
        margin-top: 40px;
        flex-wrap: wrap;
    }

    .e5yv1o-download-btn {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        background: white;
        color: #25D366;
        padding: 15px 30px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: 600;
        transition: transform 0.3s, box-shadow 0.3s;
        box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    }

    .e5yv1o-download-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    }

    .e5yv1o-download-btn .icon {
        font-size: 1.5rem;
    }

    .e5yv1o-footer {
        background: #333;
        color: white;
        padding: 60px 0 30px;
    }

    .e5yv1o-footer .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .e5yv1o-footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 40px;
        margin-bottom: 40px;
    }

    .e5yv1o-footer-section h3 {
        color: #25D366;
        margin-bottom: 20px;
        font-size: 1.2rem;
    }

    .e5yv1o-footer-section ul {
        list-style: none;
    }

    .e5yv1o-footer-section ul li {
        margin-bottom: 10px;
    }

    .e5yv1o-footer-section ul li a {
        color: #ccc;
        text-decoration: none;
        transition: color 0.3s;
    }

    .e5yv1o-footer-section ul li a:hover {
        color: #25D366;
    }

    .e5yv1o-footer-bottom {
        border-top: 1px solid #555;
        padding-top: 30px;
        text-align: center;
        color: #ccc;
    }

    @media (max-width: 768px) {
        .e5yv1o-menu-toggle {
            display: flex;
        }

        .e5yv1o-nav-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: white;
            flex-direction: column;
            padding: 20px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }

        .e5yv1o-nav-menu.active {
            display: flex;
        }

        .e5yv1o-nav-overlay.active {
            display: block;
        }

        .e5yv1o-business-header h1 {
            font-size: 2.5rem;
        }

        .e5yv1o-business-header .subtitle {
            font-size: 1.1rem;
        }

        .e5yv1o-features-grid {
            grid-template-columns: 1fr;
        }

        .e5yv1o-testimonials-grid {
            grid-template-columns: 1fr;
        }

        .e5yv1o-comparison-table {
            overflow-x: auto;
        }

        .e5yv1o-download-buttons {
            flex-direction: column;
            align-items: center;
        }
    }

    @media (max-width: 480px) {
        .e5yv1o-business-header {
            padding: 100px 0 60px;
        }

        .e5yv1o-business-header h1 {
            font-size: 2rem;
        }

        .e5yv1o-section-title h2 {
            font-size: 2rem;
        }

        .e5yv1o-feature-card {
            padding: 30px 20px;
        }

        .e5yv1o-business-features,
        .e5yv1o-comparison-section,
        .e5yv1o-testimonials,
        .e5yv1o-download-section {
            padding: 60px 0;
        }
    }