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

body{
    background:#f5f5f5;
    color:#333;
}

/* HEADER */

header{
    width:100%;
    height:80px;
    background:white;

    display:flex;
    justify-content:space-between;
    align-items:center;

    padding:0 8%;

    position:sticky;
    top:0;

    z-index:1000;

    box-shadow:0 2px 10px rgba(0,0,0,0.1);
}

nav{
    display:flex;
    gap:30px;
}

nav a{
    text-decoration:none;
    color:#333;
    font-weight:bold;
}

.header-icons{
    display:flex;
    gap:20px;
    align-items:center;
}

.header-icons i{
    cursor:pointer;
    font-size:20px;
}

/* SEARCH */

.search-box{
    position:relative;
}

.search-box input{
    padding:10px;
    border:none;
    outline:none;

    width:0;
    transition:0.5s;

    background:#eee;
    border-radius:20px;
}

.search-box:hover input{
    width:200px;
}

.search-box i{
    position:absolute;
    right:10px;
    top:10px;
}

/* BANNER */

.banner{
    width:100%;
    height:500px;
    overflow:hidden;
}

.banner img{
    width:100%;
    height:500px;
    object-fit:cover;
}

.fade{
    animation:fade 1s;
}

@keyframes fade{
    from{
        opacity:0.4;
    }

    to{
        opacity:1;
    }
}

/* FEATURE */

.feature{
    padding:60px 8%;
}

.feature h1{
    margin-bottom:40px;
}

.feature-container{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
}

.feature-box{
    background:white;
    padding:40px;
    text-align:center;
    border-radius:20px;

    transition:0.4s;
}

.feature-box:hover{
    transform:translateY(-10px);
}

/* PRODUCTS */

.products{
    padding:60px 8%;
}

.products h1{
    margin-bottom:40px;
}

.product-container{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:30px;
}

.product{
    background:white;
    padding:20px;
    border-radius:20px;
    text-align:center;

    transition:0.4s;
}

.product:hover{
    transform:translateY(-10px);
    box-shadow:0 10px 20px rgba(0,0,0,0.1);
}

.product img{
    width:100%;
    height:250px;
    object-fit:contain;

    transition:0.4s;
}

.product:hover img{
    transform:scale(1.05);
}

.product button{
    margin-top:15px;
    padding:10px 20px;

    border:none;
    background:#333;
    color:white;

    border-radius:10px;

    cursor:pointer;
}

/* FOOTER */

footer{
    background:#222;
    color:white;

    padding:60px 8%;

    display:grid;
    grid-template-columns:repeat(3,1fr);

    gap:30px;
}

.social{
    display:flex;
    gap:20px;
    margin-top:20px;
}

.social i{
    font-size:22px;
    cursor:pointer;
}

/* TOP BUTTON */

#topBtn{
    position:fixed;
    bottom:30px;
    right:30px;

    width:50px;
    height:50px;

    border:none;
    border-radius:50%;

    background:#333;
    color:white;

    cursor:pointer;

    display:none;
}

/* CART */

.cart{
    padding:60px 8%;
}

.cart-item{
    background:white;
    padding:20px;
    margin:20px 0;

    border-radius:20px;

    display:flex;
    justify-content:space-between;
    align-items:center;
}

.cart-item button{
    padding:10px;
    border:none;
    background:red;
    color:white;

    cursor:pointer;
}

/* DARK MODE */

.dark{
    background:#111;
    color:white;
}

.dark header,
.dark .product,
.dark .feature-box{
    background:#222;
    color:white;
}

/* LOADER */

.loader{
    position:fixed;
    width:100%;
    height:100vh;

    background:white;

    display:flex;
    justify-content:center;
    align-items:center;

    z-index:99999;

    animation:loader 2s forwards;
}

@keyframes loader{
    0%{
        opacity:1;
    }

    100%{
        opacity:0;
        visibility:hidden;
    }
}

/* PRODUCT TITLE */

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

.title h1{
    font-size:40px;
    margin-bottom:15px;
}

.title p{
    color:gray;
    font-size:18px;
}

/* PRODUCT */

.product{
    position:relative;
    overflow:hidden;
}

.product-tag{
    position:absolute;
    top:20px;
    left:20px;

    background:#333;
    color:white;

    padding:8px 15px;

    border-radius:20px;

    font-size:14px;
    z-index:10;
}

.samsung{
    background:#0f62fe;
}

.oppo{
    background:#008000;
}

.xiaomi{
    background:#ff6900;
}

.product-info{
    margin-top:20px;
}

.brand{
    color:gray;
    margin:10px 0;
}

.stars{
    margin:15px 0;
    color:gold;
}

.product h2{
    margin-bottom:20px;
}

.product-buttons{
    display:flex;
    justify-content:center;
    gap:15px;
}

.product-buttons button{
    transition:0.4s;
}

.product-buttons button:hover{
    background:black;
    transform:scale(1.05);
}

.wishlist{
    width:50px;
    background:#eee !important;
    color:#333 !important;
}

.wishlist:hover{
    background:#ddd !important;
}

/* PRODUCT HOVER EFFECT */

.product::before{
    content:'';

    position:absolute;
    top:-100%;
    left:-100%;

    width:300px;
    height:300px;

    background:rgba(255,255,255,0.2);

    transform:rotate(45deg);

    transition:0.7s;
}

.product:hover::before{
    top:100%;
    left:100%;
}

/* <------------- CONTACT --------------> */

.contact{
    padding:80px 8%;
}

.contact-title{
    text-align:center;
    margin-bottom:50px;
}

.contact-title h1{
    font-size:40px;
    margin-bottom:10px;
}

.contact-title p{
    color:gray;
}

#contactForm{
    width:100%;
    max-width:700px;

    margin:auto;

    background:white;

    padding:40px;

    border-radius:20px;

    box-shadow:0 5px 20px rgba(0,0,0,0.1);
}

.input-box{
    margin-bottom:25px;
}

.input-box label{
    display:block;
    margin-bottom:10px;
    font-weight:bold;
}

.input-box input,
.input-box textarea{

    width:100%;

    padding:15px;

    border:1px solid #ccc;

    border-radius:10px;

    outline:none;

    font-size:16px;

}

.input-box textarea{
    height:180px;
    resize:none;
}

.send-btn{

    width:100%;

    padding:15px;

    border:none;

    background:#333;

    color:white;

    border-radius:10px;

    font-size:16px;

    cursor:pointer;

    transition:0.4s;
}

.send-btn:hover{
    background:black;
}

small{
    color:red;
    display:block;
    margin-top:8px;
}

/* MAP */

.map-section{
    padding:0 8% 80px;
}

.map-section h1{
    text-align:center;
    margin-bottom:40px;
}

.map-container{
    overflow:hidden;
    border-radius:20px;

    box-shadow:0 5px 20px rgba(0,0,0,0.1);
}

.input-box{
    position:relative;
}

.input-box small{

    display:block;

    margin-top:8px;

    margin-left:5px;

    color:#ff3b30;

    font-size:14px;

    font-weight:500;

    min-height:18px;

    transition:0.3s;
}

/* INPUT ERROR */

.input-error{

    border:2px solid #ff3b30 !important;

    background:#fff5f5;

}

/* INPUT SUCCESS */

.input-success{

    border:2px solid #34c759 !important;

    background:#f6fff7;

}

/* <--------------------Phones------------------> */

/* =========================
   PHONE PAGE
========================= */

.phone-title{

    padding:80px 8% 20px;

    text-align:center;

}

.phone-title h1{

    font-size:45px;

    margin-bottom:15px;

}

.phone-title p{

    color:gray;

    font-size:18px;

}

.products-page{

    padding:40px 8% 80px;

}

/* PRODUCT */

.product-card{

    background:white;

    border-radius:20px;

    padding:20px;

    overflow:hidden;

    transition:0.4s;

    position:relative;

    text-align:center;

}

.product-card:hover{

    transform:translateY(-10px);

    box-shadow:0 10px 25px rgba(0,0,0,0.1);

}

.product-card img{

    width:100%;

    height:250px;

    object-fit:contain;

    transition:0.4s;

}

.product-card:hover img{

    transform:scale(1.08);

}

.brand-name{

    color:gray;

    margin:10px 0;

}

.price{

    font-size:24px;

    margin:15px 0;

    font-weight:bold;

}

.add-cart{

    width:100%;

    padding:14px;

    border:none;

    background:#333;

    color:white;

    border-radius:10px;

    cursor:pointer;

    font-size:15px;

    transition:0.4s;

}

.add-cart:hover{

    background:black;

    transform:scale(1.03);

}

/* TAG */

.product-tag{

    position:absolute;

    top:15px;

    left:15px;

    background:#333;

    color:white;

    padding:8px 14px;

    border-radius:20px;

    font-size:13px;

}