body{
    margin:0;
    font-family:Arial, Helvetica, sans-serif;
    background:#f4f4f4;
    color:#111;
}

.header{
    background:#fff;
    text-align:center;
    padding:20px;
    border-bottom:4px solid #0c2d5a;
}

.logo{
    max-width:900px;
    width:95%;
    height:auto;
}

nav{
    background:#0c2d5a;
    padding:14px;
    text-align:center;
}

nav a{
    color:white;
    text-decoration:none;
    margin:0 14px;
    font-weight:bold;
}

nav a:hover{
    color:#78b82a;
}

.container{
    max-width:1100px;
    margin:auto;
    padding:40px 20px;
}

.hero{
    text-align:center;
}

.hero img{
    width:100%;
    max-width:1000px;
    border-radius:12px;
}

.card{
    background:white;
    padding:24px;
    border-radius:12px;
    margin-top:24px;
    box-shadow:0 2px 10px rgba(0,0,0,0.1);
}

.footer{
    background:#0c2d5a;
    color:white;
    text-align:center;
    padding:24px;
    margin-top:40px;
}
.battery-showcase{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
    gap:28px;
    margin-top:30px;
}

.battery-type-card{
    background:white;
    border-radius:16px;
    padding:24px;
    box-shadow:0 3px 12px rgba(0,0,0,0.14);
    text-align:center;
}

.battery-image{
    width:230px;
    height:150px;
    margin:0 auto 20px auto;
    border-radius:18px;
    position:relative;
    box-shadow:
        inset 0 -14px 0 rgba(0,0,0,0.25),
        0 10px 20px rgba(0,0,0,0.25);
}

.battery-rail{
    position:absolute;
    top:-22px;
    left:55px;
    width:120px;
    height:38px;
    background:#222;
    border-radius:10px 10px 4px 4px;
    box-shadow:0 4px 8px rgba(0,0,0,0.35);
}

.battery-label{
    position:absolute;
    bottom:26px;
    left:0;
    right:0;
    margin:auto;
    font-size:30px;
    font-weight:bold;
    color:white;
}

.makita-battery{
    background:linear-gradient(145deg, #00a99d, #00776f);
}

.milwaukee-battery{
    background:linear-gradient(145deg, #d32f2f, #8b1111);
}

.dewalt-battery{
    background:linear-gradient(145deg, #f2c300, #c99a00);
}

.dewalt-battery .battery-label{
    color:#111;
}

.battery-type-card ul{
    text-align:left;
    display:inline-block;
    margin-top:10px;
}
.battery-real-img{
    width:100%;
    max-width:320px;
    height:auto;
    display:block;
    margin:0 auto 20px auto;
}

.battery-type-card h2{
    text-align:center;
    margin-bottom:15px;
}
.request-form {
    max-width: 700px;
    margin: 30px auto;
    padding: 25px;
    background: #f4f4f4;
    border-radius: 10px;
}

.request-form label {
    display: block;
    margin-top: 15px;
    font-weight: bold;
}

.request-form input,
.request-form textarea {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 6px;
    box-sizing: border-box;
    border: 1px solid #bbb;
    border-radius: 6px;
    font-size: 16px;
}

.request-form textarea {
    resize: vertical;
}

.request-form button {
    display: block;
    width: 100%;
    margin-top: 25px;
    padding: 15px;
    background: #c40000;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
}

.request-form button:hover {
    background: #900000;
}

a[href^="mailto:"],
a[href^="tel:"] {
    color: #0c2d5a;
    font-weight: bold;
    text-decoration: underline;
}