/* ===== Wansarv Product Verification - Frontend (Option B) ===== */
.wansarv-pv-wrapper {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 15px;
    font-family: Arial, sans-serif;
}

.wansarv-pv-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    border: 1px solid #e0e0e0;
}

.wansarv-pv-header {
    text-align: center;
    padding: 30px;
    background: radial-gradient(circle, #0a544a 0%, #042b25 100%);
    color: #fff;
}

.wansarv-pv-header h2 {
    margin: 0 0 10px;
    font-size: 24px;
}

.wansarv-pv-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 14px;
}

.wansarv-pv-form {
    padding: 30px;
}

.wansarv-pv-input-group {
    display: flex;
    gap: 0;
}

.wansarv-pv-input-group input {
    flex: 1;
    padding: 14px 18px;
    font-size: 16px;
    border: 2px solid #ddd;
    border-right: none;
    border-radius: 8px 0 0 8px;
    outline: none;
}

.wansarv-pv-input-group input:focus {
    border-color: #2d8a4e;
}

.wansarv-pv-input-group button {
    padding: 0 24px;
    background: radial-gradient(circle, #0a544a 0%, #042b25 100%);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 16px;
    border-radius: 0 8px 8px 0;
    transition: background 0.3s;
}

.wansarv-pv-input-group button:hover {
    background: #1a5c2e;
}

.wansarv-pv-result {
    padding: 0 30px 30px;
}

.wansarv-pv-loading {
    text-align: center;
    padding: 20px 0;
}

.wansarv-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f0f0f0;
    border-top-color: #2d8a4e;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 10px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.wansarv-pv-success {
    text-align: center;
    color: #2d8a4e;
}

.wansarv-pv-success h3 {
    margin: 0 0 20px;
    font-size: 20px;
}

.wansarv-pv-details {
    background: #f8faf8;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: left;
}

.wansarv-pv-details p {
    margin: 8px 0;
    font-size: 15px;
}

.wansarv-pv-details strong {
    color: #555;
    min-width: 140px;
    display: inline-block;
}

.wansarv-pv-certificate {
    text-align: center;
}

.wansarv-pv-certificate h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #555;
}

#wansarv-certificate-container {
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f9f9f9;
    border-radius: 8px;
    margin-bottom: 15px;
    padding: 10px;
}

#wansarv-certificate-container img {
    max-width: 100%;
    max-height: 150px;
    border-radius: 4px;
}

#res-certificate-pdf {
    color: #d32f2f;
    font-size: 14px;
}

#res-certificate-link {
    display: inline-block;
    background: radial-gradient(circle, #0a544a 0%, #042b25 100%);
    color: #fff;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    transition: background 0.3s;
}

#res-certificate-link:hover {
    background: #1a5c2e;
}

.wansarv-pv-error {
    text-align: center;
    color: #d32f2f;
}

.wansarv-pv-error h3 {
    margin: 0 0 10px;
    font-size: 20px;
}

.wansarv-pv-error p {
    margin: 0;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 600px) {
    .wansarv-pv-input-group {
        flex-direction: column;
    }
    .wansarv-pv-input-group input {
        border-radius: 8px 8px 0 0;
        border-bottom: none;
    }
    .wansarv-pv-input-group button {
        border-radius: 0 0 8px 8px;
    }
    .wansarv-pv-details {
        font-size: 14px;
    }
    .wansarv-pv-details strong {
        display: block;
        min-width: auto;
    }
}