body .paykar-registration-form, body .paykar-login-form {
    background: transparent;
}

.paykar-form {
    max-width: 100%;
    margin: 40px auto;
    padding: 32px 28px;
    background: #ffffff;
    border-radius: 18px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
    color: #2c3e50;
}

.paykar-form .form-group {
    margin-bottom: 22px;
}

.paykar-form label {
    display: block;
    margin-bottom: 7px;
    font-weight: 500;
    color: #6c757d;
    font-size: 15px;
}

.paykar-form input[type="text"],
.paykar-form input[type="email"],
.paykar-form input[type="password"],
.paykar-form input[type="tel"],
.paykar-form select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    background: #f5f7fa;
    color: #2c3e50;
    font-size: 16px;
    transition: box-shadow 0.2s, border 0.2s;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.04);
}

.paykar-form input:focus,
.paykar-form select:focus {
    outline: none;
    border-color: #3a8ffe;
    box-shadow: 0 0 0 2px rgba(58, 143, 254, 0.1);
    background: #f5f7fa;
}

.paykar-submit-btn {
    width: 100%;
    padding: 14px 0;
    background: linear-gradient(90deg, #3a8ffe 0%, #a259ff 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 16px 0 rgba(58, 143, 254, 0.15);
    transition: background 0.2s, transform 0.1s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.paykar-submit-btn:hover {
    background: linear-gradient(90deg, #a259ff 0%, #3a8ffe 100%);
    transform: translateY(-2px) scale(1.03);
}

.paykar-message {
    margin-top: 18px;
    padding: 12px;
    border-radius: 8px;
    font-size: 15px;
}

.paykar-message .success {
    background: rgba(58, 143, 254, 0.1);
    color: #3a8ffe;
    border: 1px solid rgba(58, 143, 254, 0.2);
}

.paykar-message .error {
    background: rgba(255, 58, 58, 0.1);
    color: #ff3a3a;
    border: 1px solid rgba(255, 58, 58, 0.2);
}

.paykar-form select {
    color-scheme: light;
}

.paykar-form input::placeholder {
    color: #6c757d;
    opacity: 0.7;
}

@media (max-width: 600px) {
    .paykar-form {
        padding: 18px 8px;
    }
}

.mc4wp-row {
    display: flex;
    gap: 20px;
    margin-bottom: 18px;
}

.mc4wp-row .mc4wp-field {
    flex: 1 1 0;
}

@media (max-width: 600px) {
    .mc4wp-row {
        flex-direction: column;
        gap: 0;
    }
}

/* Loading spinner */
.paykar-loading {
    position: relative;
    pointer-events: none;
}

.paykar-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    margin: -15px 0 0 -15px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-top-color: var(--primary-color, #3a8ffe);
    border-radius: 50%;
    animation: paykar-spin 0.8s linear infinite;
    z-index: 10;
}

.paykar-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
    z-index: 5;
}

@keyframes paykar-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Button with spinner */
.paykar-submit-btn.paykar-loading {
    color: transparent;
}

.paykar-submit-btn.paykar-loading::after {
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border-width: 2px;
}