:root{--bg: #0f1115;--panel: #171a20;--line: #262b33;--fg: #e8eaed;--muted: #8b93a1;--accent: #5b8cff;--accent-bg: rgba(91, 140, 255, .12);--accent-fg: #9db9ff;--danger: #ff6b6b;--ok: #3ecf8e;--ok-bg: rgba(62, 207, 142, .12);--warn-fg: #f0b429;--warn-bg: rgba(240, 180, 41, .12);--info-fg: #4cc2ff;--info-bg: rgba(76, 194, 255, .12);--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}.ops-floor{position:relative;width:100%;height:100%}.ops-floor>canvas{display:block}.hud{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;display:flex;flex-direction:column;z-index:10}.hud .panel{pointer-events:auto;background:var(--panel);border:1px solid var(--line)}.hud-top{display:flex;align-items:center;gap:16px;padding:8px 14px;border-bottom:1px solid var(--line);background:var(--panel);pointer-events:auto;font-size:12px;color:var(--muted);flex-wrap:wrap}.hud-top .brand{font-family:var(--mono);font-size:12px;color:var(--fg);letter-spacing:.08em;text-transform:uppercase}.hud-top .stat{font-variant-numeric:tabular-nums}.hud-top .stat b{color:var(--fg);font-weight:600}.hud-top .stat .mono{font-family:var(--mono)}.hud-top .stat.divergence b{color:var(--danger);font-size:14px}.hud-top .note{color:var(--muted);font-style:italic}.hud-mid{flex:1;display:flex;justify-content:space-between;align-items:stretch;min-height:0}.hud-rail{align-self:flex-start;margin:12px 0 0 12px;padding:10px 12px;display:flex;flex-direction:column;gap:8px;min-width:168px}.hud-rail h3{margin:2px 0 0;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600}.hud-rail button{font:inherit;font-size:12px;font-variant-numeric:tabular-nums;text-align:left;background:transparent;color:var(--muted);border:1px solid var(--line);padding:3px 8px;cursor:pointer}.hud-rail button:hover{color:var(--fg);border-color:var(--muted)}.hud-rail button.on{color:var(--fg);border-color:var(--accent);background:var(--accent-bg)}.hud-rail button .count{float:right;font-family:var(--mono);font-size:11px}.hud-inspector{align-self:flex-start;margin:12px 12px 0 0;width:320px;max-height:calc(100% - 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