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

body{
    font-family:Arial, Helvetica, sans-serif;
    color:#222;
    background:#f7f7f7;
}

/* HEADER */

.header{
    background:#000;
    padding:20px 5%;
    display:flex;
    align-items:center;
    justify-content:space-between;
}

.logo img{
    height:110px;
    width:auto;
    display:block;
}

.navigation{
    display:flex;
    gap:35px;
}

.navigation a{
    text-decoration:none;
    color:#fff;
    font-weight:600;
    font-size:14px;
    text-transform:uppercase;
    letter-spacing:1px;
}

.navigation a:hover{
    color:#6b8f6d;
}

/* HERO */

.hero{
    display:grid;
    grid-template-columns:35% 65%;
    gap:70px;
    align-items:center;
    padding:70px 5%;
    background:#fff;
}

.hero-image img{
    width:100%;
    height:400px;
    object-fit:cover;
    border-radius:14px;
    display:block;
}

.hero-content{
    max-width:800px;
}

.eyebrow{
    color:#6b8f6d;
    font-weight:bold;
    letter-spacing:2px;
    margin-bottom:20px;
    display:block;
}

.hero-content h1{
    font-size:52px;
    line-height:1.05;
    margin-bottom:25px;
}

.hero-content p{
    font-size:18px;
    line-height:1.8;
    color:#666;
    margin-bottom:20px;
}

.button{
    display:inline-block;
    margin-top:15px;
    padding:15px 32px;
    background:#111;
    color:#fff;
    text-decoration:none;
    font-weight:bold;
    letter-spacing:1px;
}

.button:hover{
    background:#333;
}

/* CATEGORY SECTION */

.categories{
    padding:90px 5%;
}

.section-heading{
    text-align:center;
    margin-bottom:50px;
}

.section-heading h2{
    font-size:38px;
    margin-bottom:10px;
}

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

.category-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:25px;
}

.category-card{
    background:#fff;
    border:1px solid #e4e4e4;
    height:200px;
    display:flex;
    align-items:center;
    justify-content:center;
    text-decoration:none;
    color:#222;
    transition:.25s;
}

.category-card:hover{
    transform:translateY(-5px);
    box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.category-card span{
    font-size:24px;
    font-weight:bold;
    letter-spacing:2px;
}

/* FOOTER */

.footer{
    background:#111;
    color:#fff;
    text-align:center;
    padding:30px;
}

/* TABLET */

@media(max-width:1000px){

    .hero{
        grid-template-columns:1fr;
        gap:40px;
    }

    .hero-image img{
        height:350px;
    }

    .hero-content h1{
        font-size:40px;
    }

    .category-grid{
        grid-template-columns:repeat(2,1fr);
    }
}

/* MOBILE */

@media(max-width:600px){

    .navigation{
        display:none;
    }

    .hero{
        padding:40px 5%;
    }

    .hero-image img{
        height:250px;
    }

    .hero-content h1{
        font-size:32px;
    }

    .hero-content p{
        font-size:16px;
    }

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



/* INNER PAGE HERO */

.page-hero{
    background:#fff;
    padding:80px 5%;
    text-align:center;
    border-bottom:1px solid #e5e5e5;
}

.page-hero h1{
    font-size:56px;
    line-height:1;
    letter-spacing:2px;
    margin-bottom:20px;
}

.page-hero p{
    max-width:700px;
    margin:0 auto;
    font-size:18px;
    line-height:1.7;
    color:#666;
}

@media(max-width:600px){

    .page-hero{
        padding:55px 5%;
    }

    .page-hero h1{
        font-size:40px;
    }

    .page-hero p{
        font-size:16px;
    }
}


/* PRODUCT LISTING PAGE */

.product-section{
    padding:80px 5%;
}

.product-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:28px;
}

.product-card{
    background:#fff;
    border:1px solid #e4e4e4;
    text-decoration:none;
    color:#222;
    transition:.25s;
    display:block;
}

.product-card:hover{
    transform:translateY(-5px);
    box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.product-image{
    height:240px;
    background:#f2f2f2;
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
}

.product-image img{
    width:100%;
    height:100%;
    object-fit:contain;
    padding:18px;
}

.product-info{
    padding:22px;
}

.product-info h3{
    font-size:18px;
    line-height:1.35;
    margin-bottom:10px;
}

.product-meta{
    font-size:13px;
    color:#777;
    margin-bottom:10px;
}

.product-price{
    font-size:18px;
    font-weight:bold;
    color:#111;
}

/* PRODUCT RESPONSIVE */

@media(max-width:1100px){

    .product-grid{
        grid-template-columns:repeat(3,1fr);
    }
}

@media(max-width:800px){

    .product-grid{
        grid-template-columns:repeat(2,1fr);
    }
}

@media(max-width:500px){

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


/* PRODUCT DETAIL PAGE */

.product-detail{
    display:grid;
    grid-template-columns:45% 55%;
    gap:70px;
    align-items:start;
    padding:80px 5%;
    background:#fff;
}

.product-detail-image{
    background:#f5f5f5;
    border:1px solid #e5e5e5;
    border-radius:14px;
    padding:35px;
    display:flex;
    align-items:center;
    justify-content:center;
}

.product-detail-image img{
    width:100%;
    max-height:520px;
    object-fit:contain;
    display:block;
}

.product-detail-info{
    max-width:760px;
}

.product-brand{
    color:#6b8f6d;
    font-weight:bold;
    letter-spacing:2px;
    text-transform:uppercase;
    margin-bottom:16px;
}

.product-detail-info h1{
    font-size:46px;
    line-height:1.1;
    margin-bottom:18px;
}

.factory-name{
    color:#666;
    font-size:16px;
    line-height:1.6;
    margin-bottom:18px;
}

.product-detail-price{
    font-size:28px;
    font-weight:bold;
    margin-bottom:34px;
}

.option-block{
    margin-bottom:28px;
}

.option-block h3{
    font-size:18px;
    margin-bottom:12px;
}

.option-list{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}

.option-list span{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:48px;
    padding:10px 14px;
    background:#f7f7f7;
    border:1px solid #ddd;
    border-radius:999px;
    font-size:14px;
    font-weight:600;
}

.size-list span{
    min-width:52px;
}

.product-description-section{
    padding:0 5% 90px;
    background:#fff;
}

.product-description-card{
    max-width:1100px;
    background:#f7f7f7;
    border:1px solid #e5e5e5;
    border-radius:14px;
    padding:40px;
    line-height:1.8;
    color:#555;
}

.product-description-card h4,
.product-description-card h3{
    color:#222;
    margin:28px 0 12px;
    font-size:20px;
}

.product-description-card ul{
    margin-left:22px;
    margin-bottom:20px;
}

.product-description-card li{
    margin-bottom:8px;
}

/* RESPONSIVE PRODUCT DETAIL */

@media(max-width:900px){

    .product-detail{
        grid-template-columns:1fr;
        gap:40px;
        padding:50px 5%;
    }

    .product-detail-info h1{
        font-size:36px;
    }

    .product-description-section{
        padding:0 5% 60px;
    }
}

@media(max-width:600px){

    .product-detail-image{
        padding:20px;
    }

    .product-detail-info h1{
        font-size:30px;
    }

    .product-detail-price{
        font-size:24px;
    }

    .product-description-card{
        padding:25px;
    }
}