.wui-checker-btn {
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 300%;
    max-width: 100%;
    padding: 20px 40px;
    font-size: 24px;
    text-align: center;
}

.wui-checker-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 100vw;
    height: 100vh;
    background: #fff;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    box-shadow: -5px 0 15px rgba(0,0,0,0.2);
    transition: transform 0.3s ease-in-out;
    transform: translateX(0);
}

@media(min-width: 768px) {
    .wui-checker-panel {
        width: 80vw;
    }
}

.wui-checker-panel.wui-checker-hidden {
    transform: translateX(100%);
}

.wui-checker-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: #f8f9fa;
    border-bottom: 1px solid #ddd;
    position: relative;
    z-index: 10;
}

.wui-checker-close-btn {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    color: #333;
}

.wui-checker-schedule-btn {
    background: #ff9800; /* Contrasting orange */
    color: #fff;
    border: none;
    padding: 20px 40px; /* Tripled size */
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    font-size: 20px;
    text-align: center;
    margin: 0 auto;
    display: block;
}
.wui-checker-schedule-btn:hover {
    background: #e68a00;
}

.wui-checker-iframe-container {
    flex-grow: 1;
    width: 100%;
    height: 100%;
    position: relative;
}

.wui-checker-form-container {
    flex-grow: 1;
    padding: 40px 20px;
    overflow-y: auto;
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
}

.wui-checker-hidden {
    display: none !important;
}

.wui-checker-form h3 {
    margin-bottom: 20px;
    font-size: 24px;
}

.wui-checker-field {
    margin-bottom: 20px;
}

.wui-checker-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.wui-checker-field input[type="text"],
.wui-checker-field input[type="tel"],
.wui-checker-field input[type="email"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}

.wui-checker-radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.wui-checker-radio-group label {
    font-weight: normal;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.wui-checker-submit-btn {
    background: #28a745;
    color: #fff;
    border: none;
    padding: 15px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 18px;
    font-weight: 600;
    width: 100%;
}

.wui-checker-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.wui-checker-msg {
    margin-top: 15px;
    font-weight: 600;
}

.wui-checker-msg.success {
    color: #28a745;
    font-size: 18px;
    text-align: center;
    padding: 20px;
    background: #e9f7ef;
    border-radius: 8px;
}

.wui-checker-msg.error {
    color: #dc3545;
}