:root {
    --primary-color: #1691D9;
    --secondary-color: #FFB300;
    --dark-gray: #333;
    --light-gray: #f5f5f5;
    --medium-gray: #ddd;
    --white: #fff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 12px;
    --border-radius-small: 6px;
}

.testimonials-section {
    border-radius: 20px; 
    padding: 5rem 0;
    background-color: var(--light-gray);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

.testimonials-heading {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-gray);
    position: relative;
    padding-bottom: 15px;
}

.testimonials-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), #FFB300);
    border-radius: 2px;
}

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

.testimonial-card {
    perspective: 1000px;
    height: 100%;
}

.testimonial-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: var(--transition);
    transform-style: preserve-3d;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.testimonial-card:hover .testimonial-card-inner {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.client-profile {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    position: relative;
}

.client-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.client-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-border {
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 3px solid transparent;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), #FFB300) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
}

.client-rating {
    margin-left: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.client-rating .star {
    color: #ffcc00;
    font-size: 1.2rem;
    margin: 0 1px;
}


.testimonial-text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 3rem;
    color: rgba(74, 111, 165, 0.1);
    font-family: Georgia, serif;
    line-height: 1;
}

.client-info {
    margin-top: auto;
}

.client-name {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.client-source {
    font-size: 0.85rem;
    color: var(--dark-gray);
    font-style: italic;
}


/* Responsive Design */
@media (max-width: 1199px) {
    .testimonial-cards {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 991px) {
    .testimonials-heading {
        font-size: 2.2rem;
    }
    
    .testimonial-card-inner {
        padding: 1.5rem;
    }
}

@media (max-width: 767px) {
    .testimonials-section {
        padding: 3rem 0;
    }
    
    .testimonials-heading {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .testimonial-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .client-profile {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .client-avatar {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .client-rating {
        margin-left: 0;
        margin-top: 0.5rem;
        flex-direction: row;
    }
}

@media (max-width: 480px) {
    .testimonials-heading {
        font-size: 1.8rem;
    }
    
    .testimonial-card-inner {
        padding: 1.25rem;
    }
    
    .client-avatar {
        width: 70px;
        height: 70px;
    }
    
    .testimonial-text {
        font-size: 0.95rem;
    }
}

/* Animation Effects */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.testimonial-card {
    animation: fadeIn 0.6s ease forwards;
    opacity: 0;
}

.testimonial-card:nth-child(1) { animation-delay: 0.1s; }
.testimonial-card:nth-child(2) { animation-delay: 0.3s; }
.testimonial-card:nth-child(3) { animation-delay: 0.5s; }
.testimonial-card:nth-child(4) { animation-delay: 0.7s; }

/* Hover Effects */
.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), #FFB300);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
    z-index: 1;
}

.testimonial-card:hover::before {
    transform: scaleX(1);
}

/* Accessibility Improvements */
.testimonial-card:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.client-photo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid var(--primary-color);
}