body { margin: 0; overflow: hidden; background: #222; font-family: 'Segoe UI', sans-serif; }
#overlay {
    position: absolute; top: 20px; left: 20px;
    background: rgba(255, 255, 255, 0.1); backdrop-filter: blur(10px);
    color: white; padding: 25px; border-radius: 15px; border: 1px solid rgba(255,255,255,0.2);
    width: 300px; box-shadow: 0 8px 32px rgba(0,0,0,0.5); pointer-events: none;
}
.title { font-weight: 800; color: #00ffaa; margin-bottom: 15px; text-transform: uppercase; letter-spacing: 2px; border-bottom: 1px solid #00ffaa; padding-bottom: 5px; }
.row { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 0.9em; }
.val { font-weight: bold; color: #fff; }
.mat-list { margin-top: 6px; }
.mat-item { display: grid; grid-template-columns: 1.6fr 0.6fr 0.6fr 0.7fr 0.7fr; gap: 6px; margin-bottom: 6px; font-size: 0.8em; color: #d6fff6; }
.mat-head { font-weight: 700; color: #ffffff; margin-top: 6px; }

#copyright {
    position: fixed;
    bottom: 15px;
    right: 20px;
    color: white;
    font-size: 0.85em;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}