/* === باکس پرداخت در صفحه تشکر === */
.gk-payment-box {
    background: #fff;
    border: 2px solid #e5e5e5;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.gk-intro h3 {
    margin: 0 0 10px;
    color: #333;
    font-size: 18px;
}

.gk-intro p {
    margin: 8px 0;
    line-height: 1.8;
    color: #555;
}

.gk-warning {
    background: #fff8e5;
    border-right: 4px solid #ffb900;
    padding: 10px 15px !important;
    border-radius: 4px;
    color: #7a5c00 !important;
}

/* تایمر */
#gk-timer {
    font-size: 22px;
    margin: 20px 0 15px;
    color: #b12704;
    font-weight: bold;
    text-align: center;
    padding: 15px;
    background: #fff5f5;
    border-radius: 6px;
    border: 1px dashed #b12704;
}

/* فرم آپلود */
#gk-upload-form {
    margin-top: 15px;
    text-align: center;
}

.gk-file-label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #333;
}

#gk-receipt-file {
    margin-bottom: 5px;
}

.gk-hint {
    color: #999;
    font-size: 12px;
    margin: 5px 0 15px !important;
}

#gk-upload-form button {
    background: #2271b1;
    color: #fff;
    border: none;
    padding: 12px 30px;
    font-size: 15px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
}

#gk-upload-form button:hover {
    background: #135e96;
}

#gk-upload-form button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* پیام موفقیت */
.gk-success {
    background: #e6ffed;
    border: 1px solid #b7eb8f;
    border-radius: 6px;
    font-size: 16px;
    padding: 20px;
    margin: 20px 0;
    line-height: 1.8;
    color: #237804;
}

/* پیام انقضا */
.gk-expired {
    background: #ffe6e6;
    border: 1px solid #ffa39e;
    border-radius: 6px;
    font-size: 16px;
    padding: 20px;
    margin: 20px 0;
    line-height: 1.8;
    color: #b12704;
}

/* پیام آژاکس */
#gk-message {
    margin-top: 15px;
    font-weight: bold;
    text-align: center;
}