:root{--bg: #14171b;--panel: #1b1f24;--panel-2: #22272e;--line: #2f363f;--text: #dde3ea;--muted: #8b97a6;--accent: #4f9dff;--accent-dim: #2b5f9e;--warn: #e0a33e;--err: #e0574a;--ok: #4cc38a;--radius: 6px;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:13px/1.45 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{display:flex;flex-direction:column;height:100%}.topbar{display:flex;align-items:center;gap:12px;padding:8px 12px;background:var(--panel);border-bottom:1px solid var(--line);flex:none}.brand{font-weight:650;letter-spacing:.2px}.brand span{color:var(--muted);font-weight:400;margin-left:8px;font-size:12px}.tabs{display:flex;gap:2px;margin-left:8px}.tab{padding:5px 12px;border:1px solid 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8px;border-radius:var(--radius);background:#0000008c;color:var(--text);font-size:11px;pointer-events:none}.viewer-badge{top:8px;left:8px;color:var(--accent)}.viewer-hint{bottom:8px;right:8px;color:var(--muted)}.viewer-empty{top:50%;left:50%;transform:translate(-50%,-50%);color:var(--muted)}.canvas-wrap{position:relative;flex:1;min-height:0;overflow:hidden;background:#0f1216}.canvas-wrap canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}.toolbar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:6px 10px;background:var(--panel);border-bottom:1px solid var(--line);flex:none}.toolbar .sep{width:1px;height:20px;background:var(--line);margin:0 3px}.statusbar{display:flex;align-items:center;gap:12px;flex:none;padding:5px 12px;background:var(--panel);border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.dot{width:8px;height:8px;border-radius:50%;background:var(--muted);flex:none}.dot.ready{background:var(--ok)}.dot.rendering{background:var(--accent);animation:pulse 1s ease-in-out infinite}.dot.error{background:var(--err)}.dot.loading{background:var(--warn);animation:pulse 1s ease-in-out infinite}@keyframes pulse{50%{opacity:.35}}.msg{padding:6px 8px;border-radius:var(--radius);font-size:12px;border:1px solid}.msg.warn{color:var(--warn);border-color:#5a4520;background:#2a2115}.msg.err{color:var(--err);border-color:#5c2b26;background:#2a1917}.msg+.msg{margin-top:4px}.log{font:11px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap;word-break:break-word;background:#0f1216;border:1px solid var(--line);border-radius:var(--radius);padding:8px;max-height:220px;overflow:auto;color:var(--muted)}.pgroup{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:6px;background:var(--panel-2)}.pgroup>summary{padding:6px 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var(--line);border-radius:var(--radius);box-shadow:0 8px 24px #00000073;display:flex;flex-direction:column;gap:1px}.menu button{display:flex;justify-content:space-between;align-items:baseline;gap:12px;background:transparent;border:none;border-radius:4px;padding:6px 8px;text-align:left;width:100%}.menu button:hover{background:var(--accent-dim)}.menu button.danger:hover{background:#4a2420;color:var(--err)}.menu .menu-hint{color:var(--muted);font-size:11px}.menu button:hover .menu-hint{color:#cfe0f5}.dialog{position:fixed;z-index:41;top:56px;right:12px;width:560px;max-height:70vh;display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 32px #00000080}.dialog-head,.dialog-foot{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 12px;flex:none}.dialog-head{border-bottom:1px solid var(--line)}.dialog-foot{border-top:1px solid var(--line)}.dialog-body{padding:10px 12px;overflow:auto;flex:1;min-height:0}