/* استایل‌های پایه فرم */
.csf-form-container {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.1);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
}

/* استایل‌های مربوط به SMS */
.csf-sms-verification {
    margin-top: 10px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    display: none;
}

.csf-sms-input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.csf-sms-input-group input {
    flex: 1;
}

.csf-sms-input-group button {
    white-space: nowrap;
}

.csf-sms-timer {
    color: #666;
    font-size: 13px;
    margin-top: 5px;
}

.csf-sms-timer.expired {
    color: #e74c3c;
}

/* ریسپانسیو */
@media (max-width: 600px) {
    .csf-form-container {
        padding: 20px;
        margin: 10px;
    }
    
    .csf-sms-input-group {
        flex-direction: column;
    }
}