body {
            font-family: 'Nunito', sans-serif;
        }
        .header-shadow {
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        .brand-text-green { color: #10b981; }
        .brand-bg-green { background-color: #10b981; }
        .brand-bg-green-hover:hover { background-color: #059669; }
        .brand-bg-light-green { background-color: #f0fdf4; }
        .section-title {
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            position: absolute;
            width: 70%;
            height: 4px;
            bottom: -8px;
            left: 15%;
            background-color: #f59e0b; /* amber-500 */
            border-radius: 2px;
        }
        .testimonial-card {
            box-shadow: 0 10px 25px -5px rgba(0,0,0,0.08);
        }