#thx-event-app {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 20px 0;
}
.fc-toolbar-title { font-size: 1.2em !important; }
.fc-event { cursor: pointer; }
.thx-join-btn {
    margin-top: 10px;
    background: #4CAF50; color: white; border: none; padding: 8px 16px; border-radius: 4px; cursor: pointer;
}
.thx-join-btn:disabled { background: #ccc; cursor: not-allowed; }

/* Layout Archive */
.thx-event-wrapper {
    background: #fff;
    min-height: 600px;
}
.thx-subtitle {
    color: #666;
    font-size: 0.9em;
    margin-top: 5px;
}

/* FullCalendar Customization */
#thx-event-app {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.fc-toolbar-title { font-size: 1.5em !important; color: #333; }
.fc-button-primary { 
    background-color: #fff !important; 
    color: #333 !important; 
    border: 1px solid #ddd !important; 
    box-shadow: none !important;
}
.fc-button-active {
    background-color: #f0f0f0 !important;
    font-weight: bold;
}
.fc-event {
    border: none !important;
    padding: 3px 5px;
    font-size: 0.85em;
}

/* Single Event Injection */
.thx-event-single-box {
    margin-top: 0;
    margin-bottom: 30px;
    border-radius: 8px;
}

.fc-button,
.fc-button-primary {
    text-transform: none !important;
}