.node-pill.sel[data-v-e5d3466b]{background:var(--accent);color:#fff;border-color:var(--accent)}.automata-canvas .canvas-empty[data-v-d26dd3af]{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--text-3);font-size:14px;pointer-events:none}.automata-canvas .canvas-empty .sub[data-v-d26dd3af]{font-size:12px;opacity:.8}.automata-canvas svg.is-empty[data-v-d26dd3af]{opacity:.4}:root{--bg: #f4f6f9;--bg-2: #ffffff;--bg-3: #e9ecf1;--bg-hover: #e2e6ec;--text: #1f2430;--text-2: #5f6673;--text-3: #8b93a1;--border: #d7dce4;--border-strong: #6b7686;--accent: #3478f6;--accent-hi: #1f63e8;--accent-soft: rgba(52, 120, 246, .12);--ok: #1fae5c;--warn: #d97706;--err: #dc3d43;--info: #3478f6;--canvas-bg: #fbfcfe;--canvas-dot: #dde1e8;--node-fill: #ffffff;--node-stroke: #2c7be5;--node-text: #1f2430;--final-extra: #2c7be5;--edge: #7b8494;--edge-label: #3d4551;--edge-highlight: #3478f6;--shadow: 0 1px 3px rgba(16, 24, 40, .12), 0 1px 2px rgba(16, 24, 40, .08);--shadow-lg: 0 8px 28px rgba(16, 24, 40, .18);--radius: 8px;--radius-sm: 6px;--font-mono: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, "Courier New", monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif}[data-theme=dark]{--bg: #15171c;--bg-2: #1d2127;--bg-3: #262b33;--bg-hover: #2c323b;--text: #e8eaee;--text-2: #a5adba;--text-3: #6f7887;--border: #333a44;--border-strong: #57616f;--accent: #5291ff;--accent-hi: #6ea4ff;--accent-soft: rgba(82, 145, 255, .16);--ok: #35c976;--warn: #f0a63a;--err: #ff5c64;--info: #5291ff;--canvas-bg: #1a1d22;--canvas-dot: #2a2f37;--node-fill: #242a33;--node-stroke: #5291ff;--node-text: #e8eaee;--final-extra: #5291ff;--edge: #7e8898;--edge-label: #c3cad6;--edge-highlight: #5291ff;--shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 1px 2px rgba(0, 0, 0, .35);--shadow-lg: 0 10px 32px rgba(0, 0, 0, .55)}*{box-sizing:border-box}html,body,#app{height:100%;margin:0;padding:0}body{font-family:var(--font-sans);font-size:13px;color:var(--text);background:var(--bg);transition:background .18s ease,color .18s ease;overflow:hidden}button{font-family:inherit;font-size:12.5px;color:var(--text);background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:5px 12px;cursor:pointer;transition:background .12s,border-color .12s,color .12s,transform .05s;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;user-select:none}button:hover{background:var(--bg-hover);border-color:var(--border-strong)}button:active{transform:translateY(.5px)}button:disabled{opacity:.45;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover{background:var(--accent-hi);border-color:var(--accent-hi)}button.danger:hover{border-color:var(--err);color:var(--err)}button.icon-btn{padding:5px 9px}button.icon-btn .ic{font-size:14px;line-height:1}input[type=text],input[type=number],select,textarea{font-family:inherit;font-size:12.5px;color:var(--text);background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:5px 8px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px;border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background:var(--border-strong);border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-corner{background:transparent}.app{height:100%;display:flex;flex-direction:column}.header{flex:0 0 46px;display:flex;align-items:center;gap:10px;padding:0 12px;background:var(--bg-2);border-bottom:1px solid var(--border);z-index:20}.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:14px;letter-spacing:.2px}.brand .logo{width:24px;height:24px;border-radius:6px;background:linear-gradient(135deg,var(--accent),#7b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;font-weight:800}.brand small{color:var(--text-3);font-weight:500;font-size:11px;margin-left:4px}.mode-switch{display:flex;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.mode-switch button{border:none;border-radius:0;padding:6px 14px;background:transparent;color:var(--text-2);font-weight:600}.mode-switch button.active{background:var(--accent-soft);color:var(--accent)}.mode-switch button:not(.active):hover{background:var(--bg-hover);color:var(--text)}.header-spacer{flex:1}.header .actions{display:flex;align-items:center;gap:6px}.divider-v{width:1px;height:20px;background:var(--border);margin:0 4px}.zoom-ctl{display:flex;align-items:center;gap:2px}.zoom-ctl .zoom-val{min-width:46px;text-align:center;font-variant-numeric:tabular-nums;color:var(--text-2);font-size:12px}.zoom-ctl button{padding:4px 8px}.main{flex:1;display:flex;min-height:0;position:relative}.pane{min-width:0;min-height:0;display:flex;flex-direction:column;position:relative}.splitter{flex:0 0 5px;cursor:col-resize;background:transparent;position:relative;z-index:10;transition:background .12s}.splitter:hover,.splitter.dragging{background:var(--accent-soft)}.splitter:after{content:"";position:absolute;left:2px;right:2px;top:50%;height:1px;background:var(--border);transform:translateY(-50%)}.splitter:hover:after,.splitter.dragging:after{background:var(--accent)}.pane-head{flex:0 0 auto;display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg);border-bottom:1px solid var(--border);font-size:12px;font-weight:600;color:var(--text-2)}.pane-head .spacer{flex:1}.pane-head .hint{font-weight:500;color:var(--text-3)}.statusbar{flex:0 0 24px;display:flex;align-items:center;gap:16px;padding:0 12px;background:var(--bg-2);border-top:1px solid var(--border);font-size:11.5px;color:var(--text-3);font-variant-numeric:tabular-nums}.statusbar .spacer{flex:1}.statusbar .dot{width:7px;height:7px;border-radius:50%;background:var(--border-strong);display:inline-block;margin-right:5px}.statusbar .dot.ok{background:var(--ok)}.statusbar .dot.err{background:var(--err)}.editor-wrap{display:flex;flex-direction:column;height:100%}.cm-editor{height:100%;font-size:13px}.cm-editor.cm-focused{outline:none}.cm-scroller{font-family:var(--font-mono)!important}.lang-tabs{display:flex;gap:2px}.lang-tab{border:none;background:transparent;border-radius:var(--radius-sm);padding:4px 10px;font-weight:600;color:var(--text-2);font-size:12px}.lang-tab.active{background:var(--accent-soft);color:var(--accent)}.preview-wrap{flex:1;display:flex;flex-direction:column;min-height:0}.preview-frame{flex:1;min-height:0;background:#fff}.preview-frame iframe{width:100%;height:100%;border:none;display:block;background:#fff}.preview-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:13px;flex-direction:column;gap:6px}.console-panel{flex:0 0 auto;display:flex;flex-direction:column;border-top:1px solid var(--border);background:var(--bg-2)}.console-head{display:flex;align-items:center;gap:8px;padding:4px 10px;font-size:12px;font-weight:600;color:var(--text-2);cursor:pointer;user-select:none}.console-head .badge{background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:0 7px;font-size:11px}.console-body{overflow:auto;font-family:var(--font-mono);font-size:12px;padding:2px 0}.console-entry{display:flex;gap:8px;padding:3px 12px;border-bottom:1px solid var(--border);align-items:baseline}.console-entry .lv{flex:0 0 44px;font-weight:700;font-size:11px;text-transform:uppercase}.console-entry .msg{white-space:pre-wrap;word-break:break-all;user-select:text}.console-entry .ts{color:var(--text-3);font-size:11px;margin-left:auto;flex:0 0 auto}.lv-log .lv{color:var(--text-2)}.lv-info .lv{color:var(--info)}.lv-warn .lv{color:var(--warn)}.lv-error .lv{color:var(--err)}.automata-work{flex:1;display:flex;min-height:0}.automata-side{flex:0 0 320px;border-right:1px solid var(--border);background:var(--bg-2);display:flex;flex-direction:column;overflow:hidden}.automata-canvas-wrap{flex:1;min-width:0;display:flex;flex-direction:column}.automata-canvas{flex:1;min-height:0;background:var(--canvas-bg);position:relative;overflow:hidden;touch-action:none}.automata-canvas svg{width:100%;height:100%;display:block}.canvas-hint{position:absolute;left:12px;bottom:10px;font-size:11.5px;color:var(--text-3);background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 10px;pointer-events:none;opacity:.9;box-shadow:var(--shadow)}.canvas-tooltip{position:absolute;background:var(--bg-2);border:1px solid var(--border-strong);color:var(--text);font-size:12px;padding:4px 8px;border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);pointer-events:none;z-index:5;white-space:pre;font-family:var(--font-mono)}.side-section{border-bottom:1px solid var(--border);padding:10px 12px}.side-section .sec-title{font-size:12px;font-weight:700;color:var(--text-2);margin-bottom:8px;display:flex;align-items:center;gap:6px}.side-section .sec-title .spacer{flex:1}.side-section .row{display:flex;gap:6px;margin-bottom:6px;align-items:center}.side-section .row .label{flex:0 0 auto;font-size:12px;color:var(--text-2)}.side-section .row input[type=text]{flex:1}.import-tabs{display:flex;gap:2px;margin-bottom:6px}.import-tabs button{padding:3px 10px;font-size:12px;border-radius:var(--radius-sm);background:transparent;border:1px solid transparent;color:var(--text-2)}.import-tabs button.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent-soft)}.import-text{width:100%;height:120px;resize:vertical;font-family:var(--font-mono);font-size:12px;line-height:1.5;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);padding:6px 8px}textarea.invalid{border-color:var(--err)}.check-row{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--text-2);cursor:pointer;user-select:none}.check-row input{accent-color:var(--accent)}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.stat-box{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 8px}.stat-box .k{font-size:11px;color:var(--text-3)}.stat-box .v{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}.node-pills{display:flex;flex-wrap:wrap;gap:4px;max-height:96px;overflow:auto}.node-pill{font-family:var(--font-mono);font-size:11.5px;padding:2px 8px;border-radius:999px;border:1px solid var(--border);background:var(--bg);color:var(--text-2);cursor:pointer}.node-pill.start{border-color:var(--ok);color:var(--ok)}.node-pill.accept{border-color:var(--accent);color:var(--accent);border-style:double}.node-pill:hover{background:var(--bg-hover)}.menu-anchor{position:relative}.menu{position:absolute;top:calc(100% + 6px);right:0;min-width:170px;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:4px;z-index:100}.menu button{display:flex;width:100%;justify-content:space-between;align-items:center;border:none;background:transparent;border-radius:var(--radius-sm);padding:7px 10px;font-size:12.5px;color:var(--text)}.menu button:hover{background:var(--bg-hover)}.menu .menu-label{color:var(--text-3);font-size:11px;padding:6px 10px 3px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}.alert{position:fixed;top:56px;left:50%;transform:translate(-50%);background:var(--bg-2);border:1px solid var(--border-strong);color:var(--text);padding:8px 16px;border-radius:var(--radius);box-shadow:var(--shadow-lg);z-index:200;font-size:12.5px;display:flex;align-items:center;gap:8px;animation:slideDown .18s ease}.alert.ok{border-color:var(--ok)}.alert.err{border-color:var(--err)}.alert .spacer{flex:1}.alert button{padding:2px 8px;font-size:12px}@keyframes slideDown{0%{opacity:0;transform:translate(-50%,-8px)}to{opacity:1;transform:translate(-50%)}}.automata-canvas .node-g{cursor:grab}.automata-canvas .node-g.dragging{cursor:grabbing}.automata-canvas .node-g:hover .node-circle{filter:brightness(1.08)}.automata-canvas .node-circle{fill:var(--node-fill);stroke:var(--node-stroke);stroke-width:2;transition:stroke-width .1s}.automata-canvas .node-g.selected .node-circle{stroke-width:3.4}.automata-canvas .node-circle.final{stroke:var(--final-extra)}.automata-canvas .node-label{fill:var(--node-text);font-size:15px;font-weight:600;text-anchor:middle;dominant-baseline:central;font-family:var(--font-mono);pointer-events:none}.automata-canvas .edge-path{fill:none;stroke:var(--edge);stroke-width:1.7}.automata-canvas .edge-path.hover{stroke:var(--edge-highlight);stroke-width:2.4}.automata-canvas .edge-label{fill:var(--edge-label);font-size:12.5px;font-family:var(--font-mono);text-anchor:middle}.automata-canvas .edge-label-bg{fill:var(--canvas-bg);opacity:.85}.automata-canvas .arrowhead{fill:var(--edge)}.automata-canvas .edge-path.hover+.arrowhead,.automata-canvas .edge-g:hover .arrowhead{fill:var(--edge-highlight)}.automata-canvas .start-arrow{stroke:var(--ok);fill:var(--ok)}.automata-canvas .grid-dot{fill:var(--canvas-dot)}@media(max-width:900px){body{overflow:auto}.app{min-height:100vh;height:auto}.main{flex-direction:column}.splitter-v{cursor:row-resize}.brand small,.hint{display:none}.automata-work{flex-direction:column}.automata-side{flex:0 0 auto;max-height:46vh;border-right:none;border-bottom:1px solid var(--border)}.header{flex-wrap:wrap;height:auto;padding:6px 8px;gap:6px}.header .actions{flex-wrap:wrap}}