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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
           background-color:  #2d3748;
            min-height: 100vh;
            padding: 50px 20px;
        }

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

        h1 {
            text-align: center;
            color: white;
            font-size: 42px;
            margin-bottom: 50px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .testimonial-card {
            background: linear-gradient(145deg, #2d3748 0%, #1a202c 100%);
            border-radius: 20px;
            padding: 35px;
            box-shadow: 
                0 20px 60px rgba(0, 0, 0, 0.5),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .testimonial-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
        }

        .testimonial-card:hover {
            transform: translateY(-10px);
            box-shadow: 
                0 30px 80px rgba(0, 0, 0, 0.6),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
        }

        .quote-icon {
            font-size: 50px;
            color: #4a5568;
            opacity: 0.3;
            line-height: 1;
            margin-bottom: 15px;
        }

        .testimonial-text {
            color: #e2e8f0;
            font-size: 16px;
            line-height: 1.7;
            margin-bottom: 25px;
            font-style: italic;
            min-height: 120px;
        }

        .author-section {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .author-image {
            width: 55px;
            height: 55px;
            border-radius: 50%;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: bold;
            color: white;
            flex-shrink: 0;
            box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
        }

        .author-info {
            flex: 1;
        }

        .author-name {
            color: #f7fafc;
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 5px;
        }

        .author-role {
            color: #a0aec0;
            font-size: 13px;
        }

        .rating {
            display: flex;
            gap: 5px;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .star {
            color: #fbbf24;
            font-size: 18px;
        }

        .star.empty {
            color: #4a5568;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 32px;
                margin-bottom: 30px;
            }

            .cards-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .testimonial-card {
                padding: 25px;
            }
        }