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

body{
font-family:Arial,sans-serif;
line-height:1.6;
color:#333;
}

.container{
width:1200px;
max-width:95%;
margin:auto;
}

.header{
background:#111;
position:sticky;
top:0;
z-index:1000;
}

.header .container{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 0;
}

.logo a{
color:#fff;
font-size:28px;
font-weight:bold;
text-decoration:none;
}

.navigation ul{
display:flex;
list-style:none;
gap:30px;
}

.navigation a{
color:#fff;
text-decoration:none;
}

.hero{
position:relative;
height:700px;
background:url('../images/hero.jpg') center center/cover no-repeat;
display:flex;
align-items:center;
text-align:center;
}

.hero-overlay{
position:absolute;
inset:0;
background:rgba(0,0,0,.65);
}

.hero-content{
position:relative;
z-index:2;
color:#fff;
}

.hero h1{
font-size:60px;
margin-bottom:20px;
}

.hero p{
max-width:800px;
margin:0 auto 30px;
font-size:22px;
}

.btn{
display:inline-block;
padding:15px 35px;
background:#f4b400;
color:#111;
text-decoration:none;
font-weight:bold;
border-radius:5px;
}

section{
padding:20px 0;
}

h2{
text-align:center;
margin-bottom:40px;
font-size:38px;
}

.grid,
.products,
.applications-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:30px;
}

.card,
.product{
background:#fff;
padding:30px;
border:1px solid #ddd;
}

.product img{
width:100%;
height:250px;
object-fit:cover;
margin-bottom:20px;
}

.about p{
max-width:1000px;
margin:20px auto;
text-align:center;
}

.cta{
background:#111;
color:#fff;
text-align:center;
}

.footer{
background:#1b1b1b;
color:#fff;
}

.footer-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:40px;
padding:60px 0;
}

.footer ul{
list-style:none;
}

.footer a{
color:#ddd;
text-decoration:none;
}

.copyright{
text-align:center;
padding:20px;
border-top:1px solid #333;
}

@media(max-width:768px){

.hero h1{
font-size:36px;
}

.navigation ul{
flex-wrap:wrap;
justify-content:center;
}

.footer-grid{
grid-template-columns:1fr;
}

}

/*Slider */

.hero-slider{
    position:relative;
    width:100%;
    height:850px;
    overflow:hidden;
}

.slide{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    opacity:0;
    transition:opacity 1s ease;
}

.slide.active{
    opacity:1;
    z-index:1;
}

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

.slider-overlay{
    position:absolute;
    inset:0;
    background:rgba(0,0,0,0.55);
    z-index:2;
}

.slider-content{
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    z-index:3;
    color:#fff;
    text-align:center;
    width:min(90%,1000px);
}

/* Footer  */

.footer-social{
    display:flex;
    gap:12px;
    margin-top:15px;
}

.footer-social a{
    width:42px;
    height:42px;
    display:flex;
    align-items:center;
    justify-content:center;
    border:1px solid #444;
    border-radius:50%;
    color:#fff;
    transition:.3s;
}

.footer-social a:hover{
    background:#f4b400;
    border-color:#f4b400;
    color:#111;
}

.footer-social svg{
    width:20px;
    height:20px;
}

/* Product Hero */

.product-hero{
    padding:50px 0;
    background:#f8f8f8;
}

.product-hero .container{
    display:grid;
    grid-template-columns:1.2fr 1fr;
    gap:50px;
    align-items:center;
}

.product-gallery-main img{
    width:100%;
    border-radius:8px;
    box-shadow:0 5px 20px rgba(0,0,0,.15);
}

.product-info h1{
    font-size:48px;
    margin-bottom:20px;
    line-height:1.2;
}

.product-info .subtitle{
    font-size:22px;
    color:#666;
    margin-bottom:20px;
}

.product-info p{
    margin-bottom:25px;
}


/* Gallery */

.gallery-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    margin-top:40px;
}

.gallery-grid img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:6px;
    cursor:pointer;
    transition:.3s;
    box-shadow:0 3px 12px rgba(0,0,0,.12);
}

.gallery-grid img:hover{
    transform:scale(1.03);
}


/* Specification Table */

.spec-table{
    width:100%;
    border-collapse:collapse;
    margin-top:40px;
    background:#fff;
}

.spec-table tr:nth-child(even){
    background:#f7f7f7;
}

.spec-table td{
    padding:16px 20px;
    border:1px solid #ddd;
}

.spec-table td:first-child{
    font-weight:600;
    width:50%;
}


/* Package List */

.package-list{
    max-width:700px;
    margin:30px auto;
    list-style:none;
}

.package-list li{
    padding:15px 20px;
    margin-bottom:10px;
    background:#f8f8f8;
    border-left:4px solid #f4b400;
    border-radius:4px;
}

.package-list li:before{
    content:"✓";
    color:#2e7d32;
    font-weight:bold;
    margin-right:10px;
}


/* PDF Download */

.catalog-download{
    background:#111;
    color:#fff;
    text-align:center;
}

.catalog-download p{
    max-width:700px;
    margin:0 auto 30px;
    font-size:18px;
}


/* FAQ */

.faq{
    background:#f8f8f8;
}

.faq h3{
    margin-top:30px;
    margin-bottom:10px;
    font-size:22px;
    color:#111;
}

.faq p{
    padding-bottom:20px;
    border-bottom:1px solid #ddd;
}


/* Mobile */

@media(max-width:768px){

    .product-hero .container{
        grid-template-columns:1fr;
    }

    .product-info h1{
        font-size:34px;
    }

    .gallery-grid{
        grid-template-columns:1fr;
    }

    .gallery-grid img{
        height:250px;
    }

    .spec-table td{
        padding:12px;
        font-size:14px;
    }

}

.related-machines{
    background:#fff;
}

.related-machines .product{
    text-align:center;
}

.related-machines .product h3{
    margin:20px 0;
}

/* gallery */

.product-gallery{
    width:100%;
}

.main-image{
    margin-bottom:20px;
}

.main-image img{
    width:100%;
    height:500px;
    object-fit:cover;
    border-radius:8px;
    box-shadow:0 5px 20px rgba(0,0,0,.15);
}

.gallery-thumbs{
    display:flex;
    gap:12px;
    flex-wrap:wrap;
}

.gallery-thumbs img{
    width:100px;
    height:80px;
    object-fit:cover;
    border-radius:6px;
    cursor:pointer;
    border:2px solid transparent;
    transition:.3s;
}

.gallery-thumbs img:hover{
    transform:translateY(-3px);
}

.gallery-thumbs img.active{
    border-color:#f4b400;
}

/* product options */

.product-options{
    margin-top:0px;
    padding:30px;
    background:#fff;
    border-radius:8px;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
}

.product-options h3{
    margin-bottom:25px;
}

.option-group{
    margin-bottom:25px;
}

.option-group label{
    display:block;
    font-weight:600;
    margin-bottom:12px;
    color:#222;
}

.option-buttons{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
}

.option-btn{
    border:2px solid #ddd;
    background:#fff;
    padding:12px 20px;
    border-radius:6px;
    cursor:pointer;
    font-size:15px;
    font-weight:600;
    transition:.25s;
}

.option-btn:hover{
    border-color:#f4b400;
}

.option-btn.active{
    background:#f4b400;
    border-color:#f4b400;
    color:#111;
}

.product-price{
    margin-top:30px;
    font-size:34px;
    font-weight:700;
    color:#111;
}

/* Advantages */

.advantages .grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
    gap:30px;
}

.advantages .card{
    background:#fff;
    border-radius:10px;
    overflow:hidden;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
    transition:.3s;
}

.advantages .card:hover{
    transform:translateY(-5px);
}

.advantages .card img{
    width:100%;
    height:220px;
    object-fit:cover;
    display:block;
}

.advantages .card h3{
    padding:20px 20px 10px;
    margin:0;
}

.advantages .card p{
    padding:0 20px 20px;
    margin:0;
    color:#666;
    line-height:1.6;
}

/* Form */

#quoteForm{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:15px;
    max-width:900px;
}

#quoteForm textarea{
    grid-column:1 / -1;
    min-height:120px;
}

#quoteForm button{
    width:280px;
}