@import url('https://fonts.googleapis.com/css2?family=Roboto+Slab:wght@100..900&display=swap');

*{
    font-family: 'Roboto Slab', sans-serif;
    box-sizing: border-box;
}
html{
    scroll-behavior: smooth;
}
body{
    margin: 20px;
    padding: 0;
    text-align: center;
    background-image: radial-gradient(#1f2b94,#151B54);
    color: #fff;
}
nav{
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}
.logo{
    width: 140px;

}
nav ul li{
    display: inline-block;
    list-style: none;
    margin: 10px 20px;
}
nav ul li a{
    color:#fff;
    text-decoration: none;
    font-size: 16px;
    position: relative;

}
nav ul li a::after{
    content: '';
    width: 0;
    height: 3px;
    background: #87CEEB;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
nav ul li a:hover::after{
    width: 100%;
}
h1 span{
    color:#87CEEB;
}
.container{
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows:300px 300px;
    grid-gap:10px;
    grid-auto-flow: denses;
}

.gallery-item{
    width: 100%;
    height: 100%;
    position: relative;
}

.gallery-item .image{
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.gallery-item .image img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position:50% 50%;
    cursor: pointer;
    transition: 0.5s ease-in-out;
}

.gallery-item:hover .image img{
    transform:scale(1.5);
}

.gallery-item .text{
    opacity: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    color: white;
    font-size: 25px;
    pointer-events: none;
    z-index: 4;
    transition: 0.3s ease-in-out;
    -webkit-backdrop-filter: blur(5px) saturate(1.8);
    backdrop-filter: blur(5px) saturate(1.8);
}

.gallery-item:hover .text{
    opacity: 1;
    background-color: rgba(0, 0, 255, 0.5);
    animation: move-down 0.3s linear;
    padding: 1em;
    width: 100%;
}

.container .popup-image{
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.9);
    height: 100%;
    width: 100%;
    z-index: 100;
    display: none;
}

.container .popup-image span{
    position: absolute;
    top: 0;
    right: 10px;
    font-size: 40px;
    font-weight: bolder;
    color: white;
    cursor: pointer;
    z-index: 100;
}

.container .popup-image img{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 5px;
    width: 750px;
    object-fit: cover;
}

.w-1{
    grid-column: span 1;
}
.w-2{
    grid-column: span 2;
}
.w-3{
    grid-column: span 3;
}
.w-4{
    grid-column: span 4;
}
.w-5{
    grid-column: span 5;
}
.w-6{
    grid-column: span 6;
}

.h-1{
    grid-row: span 2;
}
.h-2{
    grid-row: span 2;
}
.h-3{
    grid-row: span 2;
}
.h-4{
    grid-row: span 2;
}
.h-5{
    grid-row: span 2;
}
.h-6{
    grid-row: span 2;
}
nav .fa-solid{
    display: none;
}

@media screen and (max-width: 500px){
    nav .fa-solid{
        display: block;
        font-size: 25px;
    }
    nav ul{
        background: #1E90FF;
        position: fixed;
        top: 0;
        right: -200px;
        width: 200px;
        height: 100vh;
        padding-top: 50px;
        z-index: 2;
        transition: right 0.5s;
    }
    nav ul li{
        display: block;
        margin: 25px;
    }
    nav ul .fa-solid{
        position: absolute;
        top: 25px;
        left: 25px;
        cursor: pointer;
    }
    .container{
        grid-template-columns: repeat(1, 1fr);
    }
    .container .popup-image img{
        width: 95%;
    }
    .w-1, .w-2, .w-3, .w-4, .w-5, .w-6{
        grid-column: span 1;
    }
}

.btn{
    display: block;
    margin: 50px auto;
    width: fit-content;
    border: 1px solid #87CEEB;
    padding: 14px 50px;
    border-radius: 6px;
    text-decoration: none;
    color: #fff;
    transition: background 0.5s;
}
.btn:hover{
    background: #87CEEB;
}

.buttons{
    display:flex;
    /* items are centered along the line */
    justify-content: center;
    /* center: items are centered in the cross-axis */
    align-items: center;
}
.copyright{
    width: 100%;
    text-align: center;
    padding: 25px 0;
    background: #123456;
    font-weight: 300;
    margin-top: 20px;
}
.copyright i{
    color: #87CEEB;
}


@keyframes move-down{

    0%{
        top: 10%;
    }
    50%{
        top: 35%;
    }
    100%{
        top: 50%;
    }
}