* { margin: 0; padding: 0; box-sizing: border-box; }

body { font-family: Arial, sans-serif; background: #f4f6f8; color: #222; }

/* HERO */
.battery-hero {
    height: 65vh;
    min-height: 450px;
    background: linear-gradient(120deg, rgba(0,0,0,0.7), rgba(0,0,0,0.2)), url("img/swepac/swepac1.jpg") center / cover no-repeat;
    position: relative;
    display: flex;
    align-items: flex-end;
    padding: 60px;
}

.battery-logo {
   position: absolute;
    top: 50px;
    left: 50px;
    max-width: 250px;
}


.battery-hero-text h1 { color: #fff; font-size: 3rem; margin-bottom: 10px; }
.battery-hero-text p { color: #ddd; font-size: 1.2rem; }

/* INTRO */
.battery-intro {
    max-width: 900px;
    margin: 0 auto;
    padding: 70px 20px;
    font-size: 1.05rem;
    line-height: 1.8;
}

/* PRODUCTS */
.battery-products {
    padding: 90px 20px;
    background: #111;
}

.battery-products h2 {
    text-align: center;
    color: #fff;
    margin-bottom: 50px;
    font-size: 2.2rem;
}

.battery-grid {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px,1fr));
    gap: 30px;
}

.battery-card {
    background: #2a2a2a;
    border-radius: 12px;
    padding: 20px;
    color: #fff;
    transition: transform 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    text-decoration: none;
}

.battery-card:hover {
    box-shadow: 0 14px 40px rgba(0,0,0,0.75),
                0 0 0 1px rgba(196,0,24,0.35);
}

.battery-card img {
    width: 100%;
    height: 180px;
    object-fit: contain;
    background: #2a2a2a;
    margin-bottom: 15px;
}

.battery-card h3 {
    color: #ff2a2a;
    margin-bottom: 12px;
}

.battery-card ul {
    list-style: none;
    font-size: 0.95rem;
}

.battery-card ul li {
    padding: 4px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

/* DESCRIPTION */
.battery-description {
    max-width: 1000px;
    margin: 0 auto;
    padding: 90px 20px;
}

.battery-description h2 {
    color: #c40018;
    font-size: 2.1rem;
    margin-bottom: 25px;
}

.battery-description p {
    line-height: 1.8;
    margin-bottom: 20px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .battery-hero { height: 50vh; padding: 30px; }
    .battery-logo { max-width: 150px; top: 30px; left: 30px; }
    .battery-hero-text h1 { font-size: 2.1rem; }
    .battery-grid { grid-template-columns: 1fr; }
}