@font-face {
    font-family: 'EthiopicSadiss';
    src: url('EthiopicSadiss-Regular.ttf');
}

body {
    font-family: 'EthiopicSadiss', sans-serif;
    background: linear-gradient(to bottom, #87cefa, #e0f7fa);
    margin: 0;
    padding: 0;
    user-select: none;
}

.container {
    width: 90%;
    max-width: 400px;
    margin: auto;
    padding: 20px;
    text-align: center;
}

input {
    display: block;
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    font-size: 18px;
}

.buttons button {
    margin: 5px;
    padding: 10px 20px;
    font-size: 16px;
    background-color: white;
    border: 2px solid #ccc;
    border-radius: 5px;
    cursor: pointer;
}

.buttons button.selected {
    background-color: #1877f2;
    color: white;
    border: none;
}

#registerBtn {
    background-color: #1877f2;
    color: white;
    font-size: 20px;
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    margin-top: 20px;
}

.popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    justify-content: center;
    align-items: center;
}

.popup-content {
    background: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.fee {
    margin-top: 10px;
    font-weight: bold;
}

.warning {
    color: red;
}

.telegram-btn {
    display: inline-flex;
    align-items: center;
    background-color: #229ED9;
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    margin-top: 15px;
    border-radius: 5px;
    font-size: 16px;
}

.telegram-btn .icon {
    width: 20px;
    height: 20px;
    margin-right: 10px;
}