.pph4-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99999;
    padding: 20px;
    display: none;
}

.pph4-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
    max-width: 520px;
    width: 100%;
    padding: 22px;
    position: relative;
}

.pph4-close {
    position: absolute;
    right: 14px;
    top: 10px;
    border: 0;
    background: transparent;
    font-size: 22px;
    cursor: pointer;
    color: #666;
}

.pph4-title {
    font-size: 22px;
    margin: 8px 0 12px;
    color: #b30000;
    text-align: center;
}

.pph4-form input,
.pph4-form select {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 10px;
    border-radius: 10px;
    border: 1px solid #e6e6e6;
    font-size: 14px;
}

.pph4-actions {
    text-align: center;
}

.pph4-btn {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 999px;
    border: 0;
    background: linear-gradient(90deg, #ff4b2b, #ff416c);
    color: #fff;
    cursor: pointer;
    font-weight: 700;
}

.pph4-step {
    margin-top: 12px;
    text-align: center;
}

@media (max-width:480px) {
    .pph4-card {
        padding: 16px;
        width: 95%;
        border-radius: 12px;
    }
    .pph4-title {
        font-size: 18px;
    }
}