/* Certificates & Clients Carousel Styles */

.certificates-section {
    padding: 0;
    color: var(--white);
    width: 100%;
    position: relative;
    overflow: hidden;
}

.certificates-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.certificates-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: 0;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.certificates-header {
    background: linear-gradient(135deg, #0f2747 0%, #1a3a5f 25%, #2a5a8a 50%, #1a3a5f 75%, #0f2747 100%);
    padding: 60px 40px;
    text-align: center;
    position: relative;
    z-index: 1;
    margin: 0;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.certificates-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.certificates-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.3) 25%, 
        rgba(255, 255, 255, 0.5) 50%, 
        rgba(255, 255, 255, 0.3) 75%, 
        transparent 100%);
}

.certificates-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
    letter-spacing: -0.5px;
}

.certificates-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--white) 0%, rgba(255, 255, 255, 0.5) 100%);
    margin: 20px auto 0;
    border-radius: 2px;
}

.certificates-subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    max-width: 600px;
    margin: 20px auto 0;
    line-height: 1.7;
    position: relative;
    z-index: 1;
    font-weight: 300;
}

/* Carousel Wrapper */
.certificates-carousel-wrapper {
    
    position: relative;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 80px;
    z-index: 1;
    direction: ltr !important;
}

/* Carousel Container (Viewport) */
.certificates-carousel-container {
    overflow: hidden;
    width: 100%;
    margin: 0 auto;
    border-radius: 20px;
    padding: 60px 40px;
    direction: ltr !important;
}

/* Carousel Track */
.certificates-carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    will-change: transform;
    align-items: center;
    gap: 0;
    direction: ltr !important;
}

/* Certificate Item */
.certificate-item {
    flex: 0 0 calc(100% / 6);
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.certificate-link {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    cursor: pointer;
}

.certificate-logo {
    width: 140px;
    height: 140px;
    object-fit: contain;
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border: 3px solid rgba(26, 58, 95, 0.1);
    display: block;
}

.certificate-item:hover .certificate-logo {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-blue);
}

/* Navigation Buttons */
.certificates-carousel-prev,
.certificates-carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.certificates-carousel-prev {
    left: 0;
}

.certificates-carousel-next {
    right: 0;
}

.certificates-carousel-prev:hover,
.certificates-carousel-next:hover {
    background-color: var(--light-blue);
    color: var(--white);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.certificates-carousel-prev:disabled,
.certificates-carousel-next:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: translateY(-50%);
}

.certificates-carousel-prev:disabled:hover,
.certificates-carousel-next:disabled:hover {
    background-color: var(--white);
    color: var(--primary-blue);
    transform: translateY(-50%);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Indicators - Hidden */
.certificates-carousel-indicators {
    display: none;
}

/* Responsive Design */
@media (max-width: 992px) {
    /* flex-basis is now controlled by JavaScript */
    
    .certificate-logo {
        width: 120px;
        height: 120px;
    }
    
    .certificates-carousel-wrapper {
        padding: 0 70px;
    }
    
    .certificates-title {
        font-size: 2.5rem;
    }
    
    .certificates-carousel-container {
        padding: 50px 30px;
    }
}

@media (max-width: 768px) {
    /* flex-basis is now controlled by JavaScript */
    
    .certificate-logo {
        width: 100px;
        height: 100px;
    }
    
    .certificates-carousel-wrapper {
        padding: 0 60px;
    }
    
    .certificates-title {
        font-size: 2rem;
    }
    
    .certificates-subtitle {
        font-size: 1rem;
    }
    
    .certificates-carousel-container {
        padding: 40px 20px;
        border-radius: 15px;
    }
    
    .certificates-carousel-prev,
    .certificates-carousel-next {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .certificates-section {
        padding: 0;
    }
    
    .certificates-header {
        padding: 30px 15px;
    }
    
    /* flex-basis is now controlled by JavaScript */
    
    .certificate-logo {
        width: 90px;
        height: 90px;
    }
    
    .certificates-carousel-wrapper {
        padding: 0 50px;
    }
    
    .certificates-carousel-container {
        padding: 30px 10px;
        border-radius: 12px;
    }
    
    .certificates-title {
        font-size: 1.8rem;
    }
    
    .certificates-subtitle {
        font-size: 0.95rem;
    }
    
    .certificates-carousel-prev,
    .certificates-carousel-next {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
}