@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Lexend+Deca:wght@100..900&display=swap');

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

:root{
    /*main background */
    --Navy-950: hsl(233, 47%, 7%);
    /*card background */
    --Blue-950: hsl(244, 37%, 16%);
    /*accent */
    --Purple-500: hsl(277, 64%, 61%);

    /*main heading, stats */
    --White-heading: hsl(0, 0%, 100%);
    /*main paragraph */
    --White-headings: hsla(0, 0%, 100%, 0.75);
    /*stat headings */
    --White-paragraph: hsla(0, 0%, 100%, 0.6);
}

body{
    font-size:15px;
    font-family: "Lexend Deca", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    color: var(--White-paragraph);
}

h1,h2,h3{
    font-family: "Inter", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    color: var(--White-heading);
}

.container{
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--Navy-950);

}

.icerik{
    width: 1200px;
    display: flex;
}

.column1{
    background-color: var(--Blue-950);
    padding: 70px;
    width: 50%;
    border-radius: 8px 0px 0px 8px;
}

.baslik1{
    font-size: 40px;
    margin-bottom: 30px;
}

.baslik1 span{
    color: var(--Purple-500);
}

.aciklama{
    line-height: 1.7rem;
    margin-bottom: 50px;
}

.basliklar{
    display: flex;
    justify-content: space-between;
    color: var(--White-paragraph);
}

.basliklar h1{
    margin-bottom: 10px;
}

.column2{
    width: 50%;
    background-image: linear-gradient(var(--Purple-500)), url(img/image-header-desktop.jpg);
    background-size: cover;
    background-blend-mode: multiply;
    border-radius: 0px 8px 8px 0px;
}

@media(max-width:500px){
    .container{
        width: 100vw;
        height: 100vh;
        padding: 20px;
        justify-content: center;
    }

    .icerik{
        width: 100%;
        display: flex;
        flex-direction: column-reverse;
    }

    .column1{
        width: 100%;
        border-radius: 0px 0px 8px 8px;
        padding: 40px 25px;
    }

    .column2{
        width: 100%;
        height: 300px;
        border-radius: 8px 8px 0px 0px;
        order: 1;
    }

    .baslik1{
        font-size:36px;
        text-align: center;
    }

    .aciklama{
        text-align: center;
    }

    .basliklar{
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .baslik2,.baslik3{
        margin-bottom: 30px;
    }
}