.battery-features-section{
    padding:100px 0;
    background:#f8fafc;
    position:relative;
}

.section-header{
    text-align:center;
    max-width:800px;
    margin:0 auto 70px;
}

.section-tag{
    display:inline-block;
    padding:10px 22px;
    background:#e0f2fe;
    color:#0284c7;
    border-radius:50px;
    font-size:14px;
    font-weight:600;
    margin-bottom:20px;
}

.section-header h2{
    font-size:48px;
    font-weight:800;
    color:#0f172a;
    margin-bottom:20px;
}

.section-header p{
    color:#64748b;
    font-size:17px;
    line-height:1.8;
}

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

.battery-card{
    background:#fff;
    border-radius:24px;
    padding:35px;
    position:relative;
    overflow:hidden;
    transition:.4s ease;
    border:1px solid #e2e8f0;
}

.battery-card:hover{
    transform:translateY(-10px);
    box-shadow:0 20px 50px rgba(0,0,0,.08);
}

.icon-box{
    width:75px;
    height:75px;
    border-radius:20px;
    background:linear-gradient(
        135deg,
        #2563eb,
        #06b6d4
    );
    display:flex;
    align-items:center;
    justify-content:center;
    margin-bottom:25px;
}

.icon-box i{
    color:#fff;
    font-size:30px;
}

.battery-card h4{
    font-size:22px;
    font-weight:700;
    color:#0f172a;
    margin-bottom:15px;
}

.battery-card p{
    color:#64748b;
    line-height:1.8;
    margin:0;
}

.battery-card::before{
    content:'';
    position:absolute;
    top:-60px;
    right:-60px;
    width:140px;
    height:140px;
    background:rgba(37,99,235,.05);
    border-radius:50%;
}

@media(max-width:768px){

    .section-header h2{
        font-size:34px;
    }

    .battery-card{
        padding:28px;
    }

}