.psp-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, sans-serif;
}

.psp-qr-section {
    text-align: center;
    margin-bottom: 24px;
}

.psp-qr-img {
    width: 220px;
    height: 220px;
    max-width: 100%;
    border: 1px solid #ddd;
    padding: 8px;
    background: #fff;
}

.psp-field {
    margin-bottom: 16px;
}

.psp-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
}

.psp-field input[type="text"],
.psp-field textarea,
.psp-field input[type="file"] {
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px; /* prevents iOS zoom-on-focus */
}

#psp-submit-btn {
    width: 100%;
    padding: 12px;
    background: #2271b1;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}

#psp-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

#psp-form-message {
    margin-top: 12px;
    font-weight: 600;
}

.psp-success { color: #2e7d32; }
.psp-error { color: #c62828; }

/* Mobile tweaks */
@media (max-width: 480px) {
    .psp-container { padding: 12px; }
    .psp-qr-img { width: 180px; height: 180px; }
}