:root{color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;--bg: #0a0a0b;--panel: #141418;--panel-border: #26262c;--text: #e6e6ea;--muted: #8a8a93;--accent: #6aa0ff;--error: #ff6a6a}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);overflow:hidden}.app{display:flex;height:100%;width:100%}.controls{width:340px;flex:0 0 340px;background:var(--panel);border-right:1px solid var(--panel-border);padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.controls h1{font-size:14px;margin:0 0 4px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}.stage{flex:1;position:relative;background:#000;min-width:0}.stage canvas{display:block;width:100%;height:100%}label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);min-width:0}input[type=text],input[type=number],select{background:#1c1c22;border:1px solid var(--panel-border);color:var(--text);padding:6px 8px;border-radius:4px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;outline:none;width:100%;min-width:0}input[type=text]:focus,input[type=number]:focus,select:focus{border-color:var(--accent)}input.invalid{border-color:var(--error)}.error-text{color:var(--error);font-size:11px;margin-top:2px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.row{display:grid;grid-template-columns:1fr 1fr;gap:8px}button{background:#1c1c22;border:1px solid var(--panel-border);color:var(--text);padding:8px 10px;border-radius:4px;cursor:pointer;font-size:13px}button.primary{background:var(--accent);color:#0a0a0b;border-color:var(--accent);font-weight:600}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.5;cursor:default}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}.presets{display:flex;flex-wrap:wrap;gap:4px}.presets button{padding:4px 8px;font-size:12px}.status{font-size:11px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;min-height:1.4em}.notice{font-size:12px;color:#ffc77a;background:#ffc77a14;border:1px solid rgba(255,199,122,.3);border-radius:4px;padding:6px 8px;line-height:1.35}.info-icon{display:inline-flex;align-items:center;justify-content:center;width:13px;height:13px;border-radius:50%;background:#2a2a32;border:1px solid var(--panel-border);color:var(--muted);font-size:9px;font-weight:700;margin-left:5px;cursor:help;vertical-align:middle;-webkit-user-select:none;user-select:none;line-height:1}.info-icon:hover,.info-icon:focus{color:var(--text);border-color:var(--accent);outline:none}.info-tip{position:fixed;transform:translateY(-50%);max-width:240px;background:#1c1c22;border:1px solid var(--panel-border);border-radius:4px;padding:8px 10px;font-size:11px;color:var(--text);line-height:1.45;box-shadow:0 6px 18px #00000080;pointer-events:none;z-index:100;white-space:normal}details summary{cursor:pointer;color:var(--muted);font-size:12px;padding:4px 0}details>div{display:flex;flex-direction:column;gap:8px;padding-top:6px}