.hero-slider{
    position:relative;
    width:100%;
    height:700px;
    overflow:hidden;
}

.slide{
    position:absolute;
    width:100%;
    height:100%;
    opacity:0;
    transition:opacity .8s ease;
}

.slide.active{
    opacity:1;
}

.slide img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
}

/* Arrows */

.prev,
.next{
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    background:rgba(255,255,255,0.7);
    border:none;
    width:50px;
    height:50px;
    cursor:pointer;
    font-size:24px;
    z-index:10;
    border-radius:50%;
}

.prev{
    left:20px;
}

.next{
    right:20px;
}

.prev:hover,
.next:hover{
    background:#ffffff;
}




/*=============
Certificate marque 
==============*/


.certificate-section{
    padding:70px 0;
    background:#f8fbff;
}

.section-title{
    text-align:center;
    margin-bottom:40px;
}

.section-title h2{
    font-size:38px;
    color:#003366;
    font-weight:700;
}

.certificate-marquee{
    overflow:hidden;
    position:relative;
}

.certificate-track{
    display:flex;
    width:max-content;
    animation:scrollCertificates 25s linear infinite;
}

.certificate-item{
    flex:0 0 auto;
    margin:0 15px;
}

.certificate-item img{
    width:320px;
    height:230px;
    object-fit:contain;
    border-radius:12px;
    background:#fff;
    padding:8px;
    box-shadow:0 5px 20px rgba(0,0,0,0.1);
    transition:.3s;
}

.certificate-item img:hover{
    transform:scale(1.05);
}

@keyframes scrollCertificates{

    from{
        transform:translateX(0);
    }

    to{
        transform:translateX(-50%);
    }

}




/*============
About Section
=============*/
.about-section{
    padding:90px 0;
    background:#ffffff;
}

.about-wrapper{
    display:flex;
    align-items:center;
    gap:60px;
}

.about-content{
    flex:1;
}

.section-subtitle{
    color:#0056B3;
    font-size:15px;
    font-weight:600;
    text-transform:uppercase;
    letter-spacing:2px;
}

.about-content h2{
    font-size:42px;
    color:#003366;
    margin:15px 0 25px;
    line-height:1.3;
}

.about-content p{
    color:#555;
    font-size:16px;
    line-height:1.9;
    margin-bottom:18px;
}

.about-stats{
    display:flex;
    gap:20px;
    margin-top:30px;
    margin-bottom:30px;
}

.stat-box{
    background:#F4F9FF;
    padding:20px;
    border-radius:10px;
    text-align:center;
    min-width:140px;
    border-top:4px solid #0056B3;
}

.stat-box h3{
    color:#0056B3;
    font-size:28px;
    margin-bottom:5px;
}

.stat-box p{
    margin:0;
    font-size:14px;
}

.about-btn{
    display:inline-block;
    background:#0056B3;
    color:#fff;
    text-decoration:none;
    padding:14px 35px;
    border-radius:6px;
    font-weight:600;
    transition:.3s;
}

.about-btn:hover{
    background:#003366;
}

.about-video{
    position:relative;
    width:100%;
    padding-bottom:56.25%;
    height:0;
    overflow:hidden;
    border-radius:20px;
    box-shadow:0 15px 40px rgba(0,0,0,0.15);
}

.about-video iframe{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    border:none;
}




/*our Courses */

.courses-section{
    padding:90px 0;
    background:#ffffff;
}

.section-heading{
    text-align:center;
    max-width:800px;
    margin:0 auto 60px;
}

.section-heading span{
    color:#0056B3;
    font-size:15px;
    font-weight:600;
    text-transform:uppercase;
    letter-spacing:2px;
}

.section-heading h2{
    font-size:42px;
    color:#003366;
    margin:15px 0;
}

.section-heading p{
    color:#666;
    line-height:1.8;
}

.courses-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:30px;
}

.course-card{
    background:#fff;
    border-radius:15px;
    overflow:hidden;
    box-shadow:0 5px 20px rgba(0,0,0,0.08);
    transition:.3s;
}

.course-card:hover{
    transform:translateY(-10px);
}

.course-card img{
    width:100%;
    height:240px;
    object-fit:cover;
}

.course-content{
    padding:25px;
}

.course-content h3{
    color:#003366;
    margin-bottom:12px;
    font-size:24px;
}

.course-content p{
    color:#666;
    line-height:1.8;
    margin-bottom:20px;
}

.course-content a{
    display:inline-block;
    background:#0056B3;
    color:#fff;
    text-decoration:none;
    padding:10px 22px;
    border-radius:6px;
    font-weight:600;
}

.course-content a:hover{
    background:#003366;
}

.courses-btn{
    text-align:center;
    margin-top:50px;
}

.view-courses-btn{
    display:inline-flex;
    align-items:center;
    gap:10px;
    background:#0056B3;
    color:#fff;
    text-decoration:none;
    padding:15px 35px;
    border-radius:50px;
    font-size:16px;
    font-weight:600;
    transition:all .3s ease;
    box-shadow:0 8px 20px rgba(0,86,179,0.25);
}

.view-courses-btn:hover{
    background:#003366;
    transform:translateY(-3px);
}

.view-courses-btn i{
    transition:.3s;
}

.view-courses-btn:hover i{
    transform:translateX(5px);
}