:root{--bg: #010B16;--card: #16283C;--hover: #1E3450;--banner: #001323;--accent: #96E802;--accent-text: #003057;--text: #E5E5E5;--muted: #A3A3A3;--border: rgba(255, 255, 255, .1)}*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:14px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}.app{display:flex;flex-direction:column;height:100%}.bar{flex:0 0 64px;height:64px;display:flex;align-items:center;gap:12px;padding:0 16px;background:var(--banner);box-shadow:0 10px 15px -3px #0000004d;position:relative;z-index:2}.wordmark{font-size:20px;letter-spacing:.12em;font-weight:300;color:var(--text)}.wordmark b{font-weight:800;color:var(--accent)}.kicker{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:#96e8021a;border:1px solid rgba(150,232,2,.2);border-radius:9999px;padding:4px 12px}.sub{margin-left:auto;font-size:13px;color:var(--muted)}@media(max-width:900px){.sub{display:none}}.shell{display:flex;flex:1;min-height:0}.side{display:flex;flex-direction:column;gap:12px;width:300px;flex:0 0 300px;padding:12px;background:var(--bg);border-right:1px solid var(--border);overflow-y:auto}.viewport{flex:1 1 auto;min-width:0;min-height:0;background:var(--bg);position:relative}.viewport canvas{display:block;touch-action:none;cursor:crosshair}.render-error{position:absolute;left:12px;right:12px;bottom:12px;margin:0;padding:10px 12px;max-height:40%;overflow:auto;white-space:pre-wrap;font:12px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#fca5a5;background:#010b16e6;border:1px solid rgba(252,165,165,.4);border-radius:6px}.panel{background:var(--card);border:1px solid var(--border);border-radius:6px;padding:12px}.panel h2{margin:0 0 8px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.caption{margin:0;color:var(--muted)}.row{display:flex;gap:6px}.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}.btn{flex:1 1 auto;padding:6px 8px;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:6px;font:inherit;cursor:pointer}.btn:hover{background:var(--hover)}.btn.btn-on,.btn.btn-on:hover{color:var(--accent-text);background:var(--accent);border-color:var(--accent)}.btn kbd{font:inherit;font-size:11px;opacity:.6;margin-left:4px}.field-row{display:flex;align-items:center;gap:8px;margin-top:6px}.field-label{flex:0 0 92px;color:var(--muted)}.field-row input[type=range]{flex:1 1 auto;min-width:0;accent-color:var(--accent)}.field-out{flex:0 0 52px;text-align:right;font-variant-numeric:tabular-nums}.stats{display:grid;grid-template-columns:auto 1fr;gap:2px 12px;margin:0}.stats dt{color:var(--muted)}.stats dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}.foot{margin-top:auto;padding-top:12px;color:var(--muted);font-size:12px;border-top:1px solid var(--border)}@media(max-width:640px){.shell{flex-direction:column-reverse}.side{width:auto;flex:0 0 auto;max-height:42vh;border-right:none;border-top:1px solid var(--border)}.panel.hint,.panel.stats-panel,.foot{display:none}}