:root{--bg: #0b1020;--panel: rgba(18, 24, 44, .92);--border: #2a3352;--text: #e8edf7;--dim: #93a0bd;--accent: #7ce0ff;--danger: #ff6b6b;--warn: #e0b050;color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}canvas{display:block;touch-action:none}.hud{position:fixed;inset:0;z-index:10;display:flex;flex-direction:column;pointer-events:none}.hud__bar,.hud__notices,.hud__help{pointer-events:auto}.hud__bar{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;padding:.6rem .9rem;background:var(--panel);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.hud__title{display:flex;align-items:baseline;gap:.5rem;font-size:.95rem}.hud__mode{font-size:.72rem;color:var(--dim);border:1px solid var(--border);border-radius:999px;padding:.1rem .5rem}.hud__search{display:flex;gap:.4rem;margin-left:auto}.hud__search input,.hud__search select,.hud__search button,.hud__vr,.notice button{font:inherit;font-size:.85rem;padding:.35rem .6rem;border-radius:6px;border:1px solid var(--border);background:#161d33;color:var(--text)}.hud__search input{min-width:15rem}.hud__search button,.notice button{cursor:pointer}.hud__search button:hover:not(:disabled),.notice button:hover{border-color:var(--accent)}.hud__vr{cursor:pointer;font-weight:600;background:var(--accent);color:#06121e;border-color:var(--accent);padding:.4rem 1.1rem}.hud__vr:disabled{background:#1c2540;color:var(--dim);border-color:var(--border);cursor:not-allowed}.hud__notices{display:flex;flex-direction:column;gap:.3rem;padding:.5rem .9rem;max-width:46rem}.notice{margin:0;padding:.4rem .7rem;border-radius:6px;font-size:.82rem;border:1px solid var(--border);background:#12182cf0;display:flex;align-items:center;gap:.6rem}.notice--error{border-color:var(--danger);color:#ffd7d7}.notice--warn{border-color:var(--warn);color:#ffeec6}.notice--info{color:var(--dim)}.notice code{background:#0f1526;padding:0 .25rem;border-radius:3px}.hud__help{margin-top:auto;display:flex;gap:1.4rem;flex-wrap:wrap;padding:.5rem .9rem;font-size:.76rem;color:var(--dim);background:var(--panel);border-top:1px solid var(--border)}.hud__help b{color:var(--text)}@media(max-width:900px){.hud__search{margin-left:0;width:100%}.hud__search input{min-width:0;flex:1}}