/* Genel yapı */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1f1f1f, #3a3a3a);
    color: #f5f5f5;

    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background-color: #1f1f1f;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
}

.site {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    color: gold;
    font-weight: bold;
}

/* Üst seçenekler */
.ustSecenek {
    padding: 5px 10px;
}

.button {
    background-color: #039be5;
    color: white;
    border: outset;
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
}

.button:hover {
    background-color: #035f91;
}

/* Kart */
.card {
    background-color: #1e1e1e;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.6);
    width: 350px;
    text-align: center;

    margin-top: 50px; /* header yüksekliği */
}

/* Başlık */
h1 {
    color: #00bcd4;
}

/* Select & input */
.select {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: none;
    margin-bottom: 15px;
    font-size: 16px;
    box-shadow: 5px 5px 5px rgba(255,255,255,0.5);
}

.text1 {
    width: 190px;
    padding: 8px;
    border-radius: 6px;
    border: none;
    box-shadow: 5px 5px 5px rgba(255,255,255,0.5);
}

/* Sonuç */
.result {
    margin-top: 20px;
    font-size: 18px;
    font-weight: bold;
    color: #039be5;
}

/* Beta etiketi */
.isim {
    position: fixed;
    bottom: 5px;
    right: 10px;
    background-color: #f0f0f0;
    padding: 8px 12px;
    border-radius: 5px;
    color: #1e1e1e;
    font-size: 12px;
}