:root{--bg:#0b1118;--panel:#111b25;--line:#223344;--text:#d5e0e8;--muted:#8aa0b0;--acc:#4adcd4}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text);font:14px/1.45 system-ui,Segoe UI,Roboto,sans-serif}
#app{display:grid;grid-template-columns:minmax(0,1fr) 350px;height:100vh;height:100dvh}
.stage{display:flex;flex-direction:column;min-width:0;min-height:0;padding:10px 12px;gap:8px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:10px}
h1{font-size:16px;margin:0;font-weight:650}
.sw{color:#041014;background:var(--acc);padding:6px 12px;border-radius:8px;font-weight:650;text-decoration:none;white-space:nowrap}
.cv{flex:1 1 62%;min-height:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--bg)}
.cv.pl{flex:0 0 34%}
canvas{width:100%;height:100%;display:block;touch-action:none}
.panel{background:var(--panel);border-left:1px solid var(--line);padding:12px;overflow:auto}
.panel h2{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:14px 0 6px}
.presets{display:flex;flex-wrap:wrap;gap:6px}
button{background:#16283a;color:var(--text);border:1px solid #2c4258;border-radius:7px;padding:6px 10px;font:inherit;cursor:pointer;min-height:34px}
button:hover{border-color:var(--acc)}button.alt{border-style:dashed}
.row{display:block;margin:9px 0}.row span{display:flex;justify-content:space-between;color:var(--muted);font-size:12.5px}.row output{color:var(--text);font-variant-numeric:tabular-nums}
.row input[type=range]{width:100%;accent-color:var(--acc);min-height:28px}.row select{width:100%;background:#16283a;color:var(--text);border:1px solid #2c4258;border-radius:6px;padding:6px}
.row.chk{display:flex;gap:8px;align-items:center}
.ro{display:grid;grid-template-columns:1fr 1fr;gap:6px}.ro div{background:#0d1620;border:1px solid var(--line);border-radius:8px;padding:6px 8px}
.ro b{display:block;font-size:15px;font-variant-numeric:tabular-nums}.ro span{font-size:11.5px;color:var(--muted)}
.ck>div{border:1px solid var(--line);border-radius:8px;padding:6px 8px;margin-bottom:6px;font-size:12px}
.ck span{display:block;color:var(--text)}.ck em{display:block;color:var(--muted);font-style:normal}.ck b{color:#7fe39a}.ck .bad b{color:#ff8a7a}
details.sci{margin-top:14px;border:1px solid var(--line);border-radius:8px;padding:8px 10px}summary{cursor:pointer;font-weight:650}
.sci div{color:#b9c8d3;font-size:13px}.sci p{margin:.5em 0}.sci code{color:var(--acc)}
body.embed-mode #app{height:100dvh}body.embed-mode h1{display:none}
@media(max-width:800px){#app{display:block;height:auto}.stage{padding:8px}.cv{height:58dvh;flex:none}.cv.pl{height:210px;flex:none}.panel{border-left:0;border-top:1px solid var(--line);overflow:visible}h1{font-size:14px}}