/* Central QSS for advanced UI */
QWidget {
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 14px;
    border-radius: 10px;
}
QPushButton {
    border-radius: 8px;
    padding: 6px 16px;
    background: #2e86de;
    color: white;
    font-weight: bold;
}
QPushButton:hover {
    background: #145a96;
}
QTabWidget::pane {
    border-radius: 12px;
    background: #222;
}
QLabel#fpsLabel {
    background: #222;
    color: #00ff99;
    font-size: 16px;
    border-radius: 8px;
    padding: 4px 12px;
}