* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #020617;
    font-family: 'Inter', sans-serif;
    width: 100vw;
    height: 100vh;
    overflow: hidden; /* Prevents scrollbars */
}

canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Allows mouse interaction with canvas below */
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 50px;
}

.hud-panel {
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(8px);
    padding: 20px 40px;
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 12px;
    text-align: center;
    color: #f8fafc;
}

.divider { height: 1px; width: 60px; background: #38bdf8; margin: 10px auto; }
.hud-panel h1 { margin: 0; font-size: 1.2rem; letter-spacing: 0.2rem; color: #38bdf8; }
.hud-panel p { margin: 5px 0; font-size: 0.65rem; letter-spacing: 0.1rem; text-transform: uppercase; }
.instruction { font-size: 0.6rem; opacity: 0.5; }