html {
    box-sizing: border-box;
    height: 100%;
}

*,
*::before,
*::after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

body {
    align-items: center;
    background: linear-gradient(320deg, #2028BA, #220470, #3317B0);
    display: flex;
    font-family: 'Dosis', sans-serif;
    font-display: swap;
    height: inherit;
    justify-content: center;
}

.wrapper {
    backdrop-filter: blur(5.5px);
    -webkit-backdrop-filter: blur(5.5px);   
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(35,35,35,0.1);
    color: #232323;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    background: rgba(255,255,255, 0.30);
    border: 1px solid rgba(255,255,255,0.34);
    flex-basis: 400px;
    height: 540px;
    padding: 20px 35px;
}

.screen {
    backdrop-filter: blur(5.5px);
    -webkit-backdrop-filter: blur(5.5px);
    background: rgba(255,255,255,0.75);
    border: 1px solid rgba(255,255,255, 0.01);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(35,35,35,0.1);
    color: #232323;
    font-size:35px;
    overflow:auto;
    padding:20px;
    text-align:right;
    width: 326px;
}
.calc-button-row {
    display:flex;
    justify-content: space-between;
    margin: 5% 0;

}
.calc-button{
    backdrop-filter:blur(5.5px);
    -webkit-backdrop-filter:blur(5.5px);
    background: rgba(255,255,255,0.75);
    border: 1px solid rgba(255, 255, 255,0.1);
    border-radius:16px;
    box-shadow: 0 4px 30px rgba(35,35,35,0.1);
    color:#232323;
    flex-basis:20%;
    font-family:inherit;
    font-size: 24px;
    height:65px;
}

    .calc-button:last-child {
        backdrop-filter: blur(5.5px);
        -webkit-backdrop-filter: blur(5.5px);
        background: rgba(255,255,255,0.75);
        border: 1px solid rgba(255, 255, 255,0.1);
        border-radius: 16px;
        box-shadow: 0 4px 30px rgba(35,35,35,0.1);
        color: #fff;
        background: #1A0380;
    }

    .calc-button:last-child:hover{
        background-color:inherit;
        color:inherit;        
    }
    .calc-button:hover {
        background-color:inherit;

    }
    .calc-button:active {
        background-color: #cfc9ff;
    }
    .double{
        flex-basis:47%;

    }
    .triple{
        flex-basis: 73%;
    }

@media (max-width: 480px) {
    body {
        height: 100vh; /* mobilde 100% sorununu çözer */
        padding: 16px; /* kenarlardan nefes */
    }

    .wrapper {
        flex-basis: auto; /* 400px sabitliği bırak */
        width: 100%;
        max-width: 360px; /* küçük cihazlarda ideal */
        height: auto; /* 540px sabitliği bırak */
        padding: 16px 18px;
    }

    .screen {
        width: 100%; /* 326px sabitliği bırak */
        font-size: 28px;
        padding: 16px;
    }

    .calc-button {
        height: 56px; /* butonları biraz küçült */
        font-size: 20px;
        border-radius: 14px;
    }

    .calc-button-row {
        margin: 10px 0; /* yüzde margin mobilde fazla geliyor */
    }
}

/* Bir tık daha küçük ekranlar için (iPhone SE gibi) */
@media (max-width: 360px) {
    body {
        padding: 12px;
    }

    .wrapper {
        max-width: 320px;
        padding: 14px 14px;
    }

    .screen {
        font-size: 24px;
        padding: 14px;
    }

    .calc-button {
        height: 52px;
        font-size: 18px;
    }
}