/* Server selection */
select {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    font-size: 16px;
    border-radius: 8px;
    border: 1px solid #ccc;
}
.phone-group {
    display: flex;
    align-items: center;
    border: 1px solid #ccc;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    color:black;
}
.flag {
    display: flex;
    align-items: center;
    background: #f5f5f5;
    padding: 0 10px;
    font-size: 16px;
    border-right: 1px solid #ccc;
}
.flag img {
    height: 18px;
    margin-right: 5px;
}
input {
    padding: 12px;
    flex: 1;
    border: none;
    font-size: 16px;
    outline: none;
}
button {
    padding: 12px;
    width: 100%;
    background: #0a7b2c;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 15px;
}
button:hover {
    background: #004307;
}
.success { color: green; margin-top: 10px; }
.error { color: red; margin-top: 10px; }

.loading-spinner {
    display: inline-block;
    margin: 0 auto;
}
.loading-box {
    text-align: center;
}