@import url('https://cdn.fontcdn.ir/Font/Persian/IranSansX/IRANSansX.css');

* {
    font-family: IRANSansX, sans-serif;
    direction: rtl;
    box-sizing: border-box;
}

.isp-wrapper {
    max-width: 900px;
    margin: 40px auto;
    padding: 10px;
}

.isp-title {
    margin-bottom: 10px;
    font-size: 20px;
    font-weight: 700;
}

.isp-card {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #eee;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px #0000000f;
}

.isp-card label {
    font-size: 14px;
    color: #555;
}

.isp-card input[type=text] {
    width: 100%;
    padding: 12px;
    margin-top: 8px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    outline: none;
}

#isp-check-btn,
#isp-pay-confirm {
    background: #ef394e;
    border: none;
    padding: 12px 20px;
    color: #fff;
    font-size: 15px;
    border-radius: 10px;
    cursor: pointer;
}

#isp-check-btn:hover,
#isp-pay-confirm:hover {
    background: #d7263d;
}

/* خطای ورودی */
#isp-error {
    color: red;
    margin-top: -10px;
}

/* کارت‌های سرویس */
.isp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(280px,1fr));
    gap: 20px;
}

.isp-plan-card {
    border: 1px solid #eee;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px #0000000f;
    background: #fff;
}

.isp-plan-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.isp-plan-card p {
    margin: 5px 0;
    color: #444;
}

.isp-buy-btn {
    width: 100%;
    margin-top: 10px;
    background: #00bfd6;
    padding: 12px;
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
}

.isp-pay-option {
    display: flex;
    gap: 10px;
    margin: 20px 0;
    padding: 15px;
    border: 1px solid #eee;
    border-radius: 10px;
    background: #fafafa;
}

.isp-pay-option.disabled {
    opacity: 0.4;
}