styles.css

/* Custom titlebar styles */
.titlebar {
    height: 24px;
    background: rgba(33, 33, 33, 0.95);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999999;
    display: flex;
    align-items: center;
    justify-content: space-between;
    -webkit-app-region: drag;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    transform: none;
}

.titlebar:hover {
    opacity: 1;
}

.titlebar-trigger {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    z-index: 9999998;
}

.titlebar-title {
    color: #fff;
    font-size: 12px;
    margin-left: 12px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.titlebar-controls {
    display: flex;
    -webkit-app-region: no-drag;
}

.titlebar-button {
    width: 36px;
    height: 24px;
    border: none;
    background: transparent;
    outline: none;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.8;
    transition: background-color 0.2s, opacity 0.2s;
}

.titlebar-button:hover {
    background: rgba(255, 255, 255, 0.1);
    opacity: 1;
}

.titlebar-button.close:hover {
    background: #e81123;
}

/* Adjust main content to account for titlebar */
.content {
    margin-top: 2px;
    height: calc(100vh - 2px);
    position: relative;
    background: #000;
}