@font-face {
    font-family: "Vazir";
    src: url("../fonts/Vazir.eot");
    src: url("../fonts/Vazir.ttf") format("truetype"),
        url("../fonts/Vazir.woff2") format("woff2"),
        url("../fonts/Vazir.woff") format("woff");
}

:root{
    --top-free-space: 0;

}

*{
    padding: 0;
    margin: 0;
}

html{
    scroll-behavior: smooth;
    /* width: 90vw; */
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.top-free-space{
    background-color: rgb(0, 96, 116);
    /* visibility: hidden; */
    height: var(--top-free-space);
}


.main-container{
    position: relative;
    font-family: "Vazir" !important;
    direction: ltr;
    width: 95%;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* background-color: #4587ef; */
    padding: 10px;
    margin: auto;
    box-sizing: border-box;
    overflow: hidden;
}

.card-container{
    border-radius: 10px;
}

.about-ai .card-container{
    background-color: rgba(38, 0, 255, 0.055);
    background: linear-gradient(180deg, rgba(0, 28, 70, 0.075), rgba(98, 152, 171, 0.144));


}

.about-us .card-container{
    background-color: rgba(1, 22, 145, 0.5);
    background: linear-gradient(-45deg, rgb(9, 22, 41), rgb(98, 151, 171));
}

.title-t1{
    font-weight: bolder;
    font-size: 25px;
    border-bottom: #4587ef 2px solid;
    text-align: center;
    padding-bottom: 10px;
    margin-top: 200px;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}


.title-t2{
    font-weight: bolder;
    font-size: 25px;
    padding-bottom: 10px;
    margin-top: 200px;
    margin-bottom: 5px;
    background: linear-gradient(45deg, #333, #000);
    color: #fff;
    padding: 10px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: flex-start;

}

.card-type-1 .container{
    /* background-color: #444; */
    display: flex;
    flex-direction: row;
    padding: 20px;
    margin-bottom: 50px;
    /* border-bottom: 1px solid black;
    border-top: 1px solid black; */
}


.card-type-1.reversed .container{
    flex-direction: row-reverse;
    /* width: 100%; */
}

.card-type-1 .container .image{
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 20px;
    width: 100%;
}

.card-type-1 .container .image img{
    margin: auto;
    border-radius: 15px;
    width: 700px;
    object-fit: cover;
}

.card-type-1 .container .title{
    display: flex;
    color: #000;
    font-size: 20px;
    font-weight: bolder;
    line-height: 30px;
    margin-block: 30px;
}

.card-type-1 .container .content{
    color: #555;
    text-align: justify;
    
}

.about-us .card-type-1 .container .title{
    color: #fff;
}

.about-us .card-type-1 .container .content{
    color: rgba(255, 255, 255, 0.7);
}





footer{
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    position: relative;
    left: 0;
    width: 100%;
    display: flex;
    /* height: 100vh; */
    justify-content: center;
    align-items: center;
    margin-top: 100px;
    /* font-size: 1.5rem; */
}


.footer .container{
    height: 100%;
    width: 100%;
    /* max-width: 100%; */
    padding: 0;
    justify-content: center;
    align-items: center;
}

.footer .container .extra-content{
    color: red;
    /* margin-top: 100px; */
    background-color: red;
}


.footer .container .social-media{
    padding-block: 10px;
}

.footer .container .social-media *{
    padding-block: 0;
    padding: 5px 5px;
    color: #fff;
    outline: none;
    user-select: none;
}

.footer .container .social-media *:not(:last-child){
    /* border-inline-end: solid 1px rgba(255, 255, 255, .2); */
}

.footer .container .copy-right-container{
    background: linear-gradient(30deg, rgb(2, 0, 36), rgb(2, 1, 41));
    width: 100%;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5px;
    box-sizing: border-box;
    height: 100%;
    direction: ltr !important;
}

p.opacity-80{
    opacity: .5;
}

#contact-me{
    direction: ltr !important;
    margin-block: 0;
    margin-top: 0;
    margin-bottom: 0;
    font-size: xx-small !important;
    display: flex;
    align-items: center;
    justify-content: center;
}


#OxygenHoldingGroup
{
    margin-block: 8px;
    font-size: small !important;
}




.customer-comments .container-comments{
    background-color: #999;
    border-radius: 10px;
    overflow: hidden;
    padding: 10px;
    margin-block: 80px;
}

.customer-comments .container-comments .item{
    display: none;
    opacity: 0;
    animation: init-animation .5s ;
    animation-fill-mode: forwards;
}

.customer-comments .container-comments .item.active{
    display: block;
}

.customer-comments .container-comments .header{
    background-color: #333;
    border-radius: 10px;
    padding: 10px;
    display: flex;
    flex-direction: row;
    opacity: 0;
    animation: init-animation .5s ;
    animation-fill-mode: forwards;
    animation-delay: .25;
}

.customer-comments .container-comments .header .bg-img{
    height: 50px;
    width: 50px;
    border-radius: 50%;
    background-color: red;
    overflow:hidden;
}

.customer-comments .container-comments .header .bg-img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
}





.customer-comments .container-comments .header .info{
    color: #fff;
    padding-inline-start: 10px;
    font-weight: normal;
}

@keyframes init-animation{
    0%{
        opacity: 0;
        transform: translateX(-10px);
    }
    100%{
        opacity: 1;
    }
}


.customer-comments .container-comments .header .date{
    font-size: 13px;
    opacity: .7;
    font-weight: lighter;
}

.customer-comments .container-comments .content{
    padding: 10px;
}

.customer-comments .container-comments .content h1{
    color: #000;
    padding-top: 10px;
}

.customer-comments .container-comments .content p{
    color: #222;
    padding-top: 5px;
    text-align: justify;
}


.slide-reveal{
    /* transform: translateY(+150px) scale(0.5); */
    opacity: 0;
    transition: all 0.3s;
}

.slide-right{
    transform: translateX(-150px) scale(0.9);
    opacity: 0;
    transition: all 0.3s;
}

.slide-slower{
    transition: all 0.7s;
}
.slide.reveal{
    opacity: 1;
    /* transform: translateY(0px) scale(1); */
}

.reveal{
    opacity: 1;
    transform: translateY(0px) scale(1);
    transform: translateX(0px) scale(1);
}


/* navbar */


.navbar{
    position: fixed;
    z-index: 110;
    top: 0;
    left: 0;
    width: 100%;
    /* height: auto; */

    display: flex;
    flex-direction: row;
    height: 50px;
    justify-content: space-between;
    align-items: center;
    /* background-color: rgba(0, 4, 255, 0.5); */
    background-color: rgba(0, 0, 0, 0.5);
    /* background-color: black; */
    color: white;
    /* filter: blur(8px); */
    backdrop-filter: blur(1rem);
    padding: 0;
    margin: 0;
}

.start-of-navbar{
    display: flex;
    flex-direction: row;
}

.menu-test{
    display: flex;
    flex-direction: row;
}

/* .navbar-container{
    position: relative;

} */

.brand-title{
    font-size: 1.5rem;
    margin: .5rem;
}

.navbar-links{
    /* position: relative; */
    /* display: flex;
    height: 100%; */

}

.navbar-links ul{
    display: flex;
    height: 100%;
    margin: 0;
    padding: 0;
    align-items: center;
    justify-content: center;
    /* background-color: red; */
}

.navbar-links li{
    display: flex;
    /* width: 100%; */
    height: 100%;
    list-style: none;
    text-align: center;
    align-items: center;
    justify-content: center;
}

.navbar-links li > a{
    display: block;
    text-decoration: none;
    color: white;
    padding: 1rem;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 112;
}

.navbar-links li:hover{
    background-color: rgba(0, 4, 255, 0.2);
    backdrop-filter: blur(2rem);
}

.toggle-button-container{
    display: flex;
    align-items: center;
    justify-content: center;

}
.toggle-button
{
    position: absolute;
    margin: .75rem .75rem;
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    z-index: 101;
    cursor: pointer;
}

.toggle-button .bar
{
    height: 3px;
    width: 100%;
    background-color: white;
    border-radius: 10px;
}


/* navbar-end */


.navbar-logo{
    margin-inline-start: auto;
}

.logo-complex{
    text-decoration: none;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container-logo{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
    overflow: hidden;
    /* background-color: red; */
}

.container-logo img{
    /* width: 40px; */
    /* height: 50%; */
    height: 35px;
    /* border-radius: 25px; */
    object-fit: cover;
    justify-content: center;
    align-items: center;
    /* margin-inline-end: 20px; */
    /* margin-inline-start: 10px; */
    /* box-shadow: 0 2px 5px 0 rgba(0, 0, 0, .1); */
    /* filter: drop-shadow(2px 2px 5px rgba(0, 0, 0, .1));  */
    opacity: .9;
    border-radius: 50px;
}


.top-page-buttom .container-go-top{
    display: none;
    opacity: 0;
    animation: fade-out .5s ;
    animation-fill-mode: forwards;
}

.top-page-buttom.active .container-go-top{
    display: block;
    opacity: 1;
    animation: fade-in .5s ;
    animation-fill-mode: forwards;
}

.top-page-buttom.deactive .container-go-top{
    display: none;
    opacity: 0;
    animation: fade-out .5s ;
    animation-fill-mode: forwards;
}

@keyframes fade-in {
    0%{
        opacity: 0;
        transform: translateY(10px);
    }
    100%{
        opacity: 1;
    }
}

@keyframes fade-out {
    0%{
        opacity: 1;
    }
    100%{
        opacity: 0;
        transform: translateY(10px);

    }
}



.top-page-buttom .container-go-top{
    position: fixed;
    font-size: 35px;
    bottom: 10px;
    right: 10px;
    z-index: 100;
    background-color: #fff;
    border-radius: 50%;
    line-height: 0;

}

.top-page-buttom .container-go-top i{
    color: rgb(0, 2, 95);

}



/* dropdown --------------------------------------------------------------------------------------*/
.header-dropdown{
    position: fixed;
    background-color: #f3f3f3;
    display: flex;
    align-items: baseline;
    padding: .5rem;
    gap: 1rem;
    z-index: 101;
    box-shadow: 0 2px 5px 0 rgba(0, 0, 0, .5);
    /* box-sizing: border-box; */
    width: 100%;


}


.link{
    background: none;
    border: none;
    text-decoration: none;
    color: #777;
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    padding: 0;
}

.dropdown.active > .link,
.link:hover{
    color: black;
}


.dropdown{
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.dropdown-menu{
    /* display: none; */
    position: absolute;
    left: 0;
    top: calc(100% + .25rem);
    background-color: white;
    padding: .75rem;
    border-radius: .25rem;
    box-shadow: 0 2px 5px 0 rgba(0, 0, 0, .1);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 150ms ease-in-out, transform 150ms ease-in-out;
    z-index: 10;
    width: fit-content;

}

.dropdown-menu.rtl{
    right: 0;
}


.dropdown.active > .link + .dropdown-menu
{
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.dropdown i{
    color: #ffffff;
}

.dropdown i.dropdown-icon{
    font-size: 10px;
    margin: 0 .25rem;
}

.information-grid{
    display: grid;
    grid-template-columns: repeat(2, max-content);
    gap: 2rem;
}

.dropdown-links{
    display: flex;
    flex-direction: column;
    gap: .25rem;
}

.login-form > input {
    margin-bottom: .5rem;
}
/* dropdown-end--------------------------------------------------------------------------------------*/






/* carousel--------------------------------------------------------------------------------------*/
.slider{
    position: relative;
    width: 100%;
    height: 90vh;
    overflow: hidden;
}

.slider .slider-items{
    height: 100%;
    width: 100%;
}


.slider .slider-items .item{
    width: 100%;
    height: 100%;
    display: none;
    align-items: center;
}

.slider .slider-items .item.active{
    display: flex;
}


.slider .slider-items .item .img{
    pointer-events: none;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    right: 0;
    background-position: center;
    background-size: cover;
    object-fit: cover;
    animation: zoom 6s;
    background-attachment: fixed;
    background-position: left top;
    /* animation-iteration-count: infinite; */
    animation-timing-function: linear;
    animation-fill-mode: forwards;
}



@keyframes zoom{
    0%{
        transform: scale(1);
    }
    /* 50%{
        transform: scale(1.05);
    } */
    100%{
        transform: scale(1.05);
    }
}


.slider .slider-items .item .caption{
    width: 50%;
    position: relative;
    margin: auto;
    background-color: rgba(255, 255, 255, 0.658);
    text-align: center;
    border-radius: 15px;
    height: auto;
    display: flex;
    justify-content: center;
    align-items: center;

}

.slider .slider-items .item .caption .text h2{
    opacity: 0;
    font-size: 5vw;
    animation: text 1s ease;
    animation-fill-mode: forwards;

}

.slider .slider-items .item .caption .text p{
    opacity: 0;
    font-size: 2.5vw;
    animation: text 2s ease;
    animation-fill-mode: forwards;
    animation-delay: .25s;
}

@keyframes text{
    0%{
        transform: translateX(100px);
    }

    100%{
        opacity: 1;
        transform: translateX(0, 0);
    }
}

.slider .controls .next,
.slider .controls .prev{
    line-height: 0;
    position: absolute;
    top: 50%;
    background: #fff;
    border-radius: 50%;
    width: 10px;
    height: 10px;
    padding: 15px;
    font-size: 18px;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    cursor: pointer;
    transition: all .2s;
}


.slider .controls .next:hover,
.slider .controls .prev:hover{
    background-color: orangered;
    color: #fff;
}


.slider .controls .next{
    right: 30px;
}

.slider .controls .prev{
    left: 30px;
}


@keyframes progress{
    0%{
        width: 0;

    }
    100%{
        width: 100%;
    }
}

/* carousel-end--------------------------------------------------------------------------------------*/