:root {
    --bg-color: #050510;
    --accent-color: #00f2ff;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --left-click: #00ff88;
    --middle-click: #ffbb00;
    --right-click: #ff0077;
}

body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    color: #fff;
    font-family: 'Roboto', sans-serif;
    overflow: hidden;
    touch-action: none; /* Disable gestures for better pointer control */
}

#app {
    position: relative;
    width: 100vw;
    height: 100vh;
}

/* Background Layers */
#webcam {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    transform: rotateY(180deg);
    z-index: 1;
}

#output_canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    transform: rotateY(180deg);
    z-index: 2;
    pointer-events: none;
}

.video-overlay-net {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 20%, rgba(0,0,0,0.4) 100%);
    z-index: 3;
    pointer-events: none;
}

/* UI Overlays */
.glass {
    background: rgba(10, 10, 30, 0.4);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
}

header {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 30px;
    z-index: 10;
    text-align: center;
    min-width: 250px;
}

header h1 {
    font-family: 'Orbitron', sans-serif;
    margin: 0;
    font-size: 1.2rem;
    color: var(--accent-color);
}

#gesture_status {
    font-size: 0.8rem;
    opacity: 0.7;
    margin-top: 5px;
}

main {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}

.side-panel {
    position: absolute;
    top: 100px;
    left: 20px;
    padding: 15px;
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.guide-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.guide-item .icon { font-size: 1.2rem; }
.guide-item .txt { font-size: 0.75rem; letter-spacing: 1px; }

.test-panel-wrapper {
    position: absolute;
    bottom: 50px;
    right: 20px;
    pointer-events: auto;
}

.test-area {
    padding: 20px;
    width: 200px;
}

.test-area h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.button-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.test-btn {
    padding: 10px;
    border: none;
    border-radius: 8px;
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
    font-size: 0.8rem;
}

.test-btn:active { transform: scale(0.95); }
.test-btn.left:hover { background: var(--left-click); color: #000; }
.test-btn.middle:hover { background: var(--middle-click); color: #000; }
.test-btn.right:hover { background: var(--right-click); color: #000; }

/* Virtual Cursor */
#virtual_cursor {
    position: fixed;
    pointer-events: none;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    transform: translate(-50%, -50%);
    z-index: 100;
}

.cursor-inner {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    background: #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px #fff;
}

.cursor-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    box-sizing: border-box;
}

.cursor-label {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Orbitron', sans-serif;
    font-size: 9px;
    color: var(--accent-color);
}

/* Animations and States */
.cursor-left .cursor-ring { border-color: var(--left-click); border-width: 4px; }
.cursor-middle .cursor-ring { border-color: var(--middle-click); border-width: 4px; }
.cursor-right .cursor-ring { border-color: var(--right-click); border-width: 4px; }

@media (max-width: 600px) {
    header { width: 80%; top: 10px; }
    .side-panel { top: 70px; left: 10px; padding: 10px; }
    .test-area { width: 150px; padding: 15px; }
}