:root{--bg: #0f1222;--panel: #171a2e;--panel-2: #1e2238;--border: #2a2f4a;--text: #e8eaf2;--muted: #9aa0bd;--accent: #6366f1;--line: #e7e9f2;--font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}@layer base{button:not(:disabled),[role=button],summary{cursor:pointer}}html,body{margin:0;height:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}#app{display:flex;flex-direction:column;height:100vh}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 22px;border-bottom:1px solid var(--border);background:var(--panel)}.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em}.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,#6366f1,#0ea5e9);color:#fff;font-size:16px}.brand-name{font-size:16px}.topbar-actions{display:flex;gap:10px}.btn{font-family:inherit;font-size:13px;font-weight:600;border-radius:8px;padding:9px 14px;border:1px solid transparent;transition:background .15s ease,border-color .15s ease,opacity .15s ease}.btn:disabled{opacity:.6;cursor:default}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:#4f52d8}.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover:not(:disabled){background:var(--panel-2)}.history-group{display:flex;gap:4px;margin-right:4px}.btn-icon{background:transparent;color:var(--text);border-color:var(--border);padding:8px 11px;font-size:15px;line-height:1}.btn-icon:hover:not(:disabled){background:var(--panel-2)}.btn-icon:disabled{opacity:.35}.layout{flex:1;display:grid;grid-template-columns:380px 1fr;min-height:0}.editor{display:flex;flex-direction:column;gap:14px;padding:20px;border-right:1px solid var(--border);background:var(--panel);overflow-y:auto}.field{display:flex;flex-direction:column;gap:6px}.field-grow{flex:1;min-height:0}.field-label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.text-input,.items-textarea{font-family:inherit;font-size:14px;color:var(--text);background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:10px 12px;width:100%}.text-input:focus,.items-textarea:focus{outline:none;border-color:var(--accent)}.items-textarea{flex:1;min-height:240px;resize:none;line-height:1.6;font-family:SF Mono,ui-monospace,Cascadia Code,Menlo,Consolas,monospace;font-size:13px;-moz-tab-size:2;tab-size:2}.syntax-help{font-size:13px;color:var(--muted);border:1px solid var(--border);border-radius:8px;padding:10px 12px;background:var(--panel-2)}.syntax-help summary{font-weight:600;color:var(--text)}.syntax-body{margin-top:10px;display:flex;flex-direction:column;gap:8px}.syntax-body p{margin:0;line-height:1.5}.syntax-body code{background:#000;color:#cfd3ee;padding:1px 5px;border-radius:4px;font-size:12px}.syntax-body pre{margin:0;background:#0b0d1a;border:1px solid var(--border);border-radius:6px;padding:8px 10px;color:#cfd3ee;font-size:12px;line-height:1.5;overflow-x:auto}.preview{padding:32px;overflow:auto;display:flex;align-items:flex-start;justify-content:center;background:radial-gradient(circle at 1px 1px,rgba(255,255,255,.05) 1px,transparent 0) 0 0 / 22px 22px}.chart-surface{display:inline-flex;flex-direction:column;align-items:stretch}.add-lane-btn{margin-top:14px;align-self:center;font-family:inherit;font-size:13px;font-weight:600;color:var(--muted);background:transparent;border:1px dashed var(--border);border-radius:8px;padding:9px 18px;transition:color .15s ease,border-color .15s ease,background .15s ease}.add-lane-btn:hover{color:var(--text);border-color:var(--accent);background:#6366f114}.gantt{--label-w: 190px;--row-h: 40px;--gap: 10px;background:#fff;color:#0f172a;border-radius:16px;padding:32px 36px 20px;min-width:720px;box-shadow:0 24px 60px #00000059;font-family:var(--font)}.gantt-title{font-size:26px;font-weight:800;letter-spacing:-.02em;margin-bottom:20px;color:#0f172a}.gantt-header{display:flex;align-items:stretch;border-bottom:2px solid #eef0f6;padding-bottom:10px;margin-bottom:14px}.gantt-corner{width:var(--label-w);flex:0 0 var(--label-w)}.gantt-cols{flex:1;display:grid;grid-template-columns:repeat(var(--n),1fr)}.gantt-col{text-align:center;font-size:13px;font-weight:700;color:#64748b;letter-spacing:.02em;padding:0 6px}.gantt-body{position:relative;display:flex;flex-direction:column;gap:14px}.lane{display:flex;align-items:stretch}.lane-dragging{z-index:8;background:#fff;border-radius:10px;box-shadow:0 12px 28px #0f172a47}.lane-label{position:relative;width:var(--label-w);flex:0 0 var(--label-w);display:flex;align-items:center;gap:6px;padding-right:14px;font-size:14px;font-weight:600;color:#1e293b}.lane-grip{flex:0 0 auto;color:#cbd2e0;font-size:13px;line-height:1;cursor:grab;opacity:0;transition:opacity .12s ease,color .12s ease;touch-action:none;-webkit-user-select:none;user-select:none}.lane-grip:hover{color:#94a3b8}.lane-dragging .lane-grip{cursor:grabbing}.lane:hover .lane-grip{opacity:1}.lane-del{position:absolute;top:50%;right:6px;transform:translateY(-50%);width:18px;height:18px;padding:0;border:none;border-radius:50%;background:#e2e8f0;color:#475569;font-size:13px;line-height:1;display:grid;place-items:center;opacity:0;transition:opacity .12s ease,background .12s ease,color .12s ease}.lane:hover .lane-del{opacity:1}.lane-del:hover{background:#ef4444;color:#fff}.lane-rename{flex:1;min-width:0;font:inherit;color:#0f172a;background:#fff;border:1px solid #cbd5e1;border-radius:4px;padding:2px 6px}.lane-rename:focus{outline:none;border-color:var(--accent)}.lane-drop-line{position:absolute;left:0;right:0;height:2px;margin-top:-8px;background:var(--accent);border-radius:2px;pointer-events:none;z-index:7}.lane-drop-line:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:8px;height:8px;border-radius:50%;background:var(--accent)}.lane-swatch{width:10px;height:10px;border-radius:3px;flex:0 0 auto}.lane-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lane-track{flex:1;display:grid;grid-template-columns:repeat(var(--n),1fr);grid-auto-rows:var(--row-h);gap:var(--gap);background-image:repeating-linear-gradient(90deg,transparent,transparent calc(100% / var(--n) - 1px),var(--line) calc(100% / var(--n) - 1px),var(--line) calc(100% / var(--n)))}.bar{position:relative;display:flex;align-items:center;padding:0 12px;border-radius:8px;color:#fff;font-size:13px;font-weight:600;box-shadow:0 2px 6px #0f172a2e;min-width:0;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;transition:box-shadow .12s ease,filter .12s ease}.bar:hover{filter:brightness(1.05);box-shadow:0 4px 12px #0f172a47}.bar-dragging{cursor:grabbing;filter:brightness(1.08);box-shadow:0 8px 20px #0f172a59;z-index:5}.bar-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar-handle{position:absolute;top:0;bottom:0;width:9px;cursor:col-resize;opacity:0;transition:opacity .12s ease}.bar-handle:after{content:"";position:absolute;top:50%;transform:translateY(-50%);height:46%;width:3px;border-radius:2px;background:#ffffffd9}.bar-handle-l{left:0}.bar-handle-l:after{left:3px}.bar-handle-r{right:0}.bar-handle-r:after{right:3px}.bar:hover .bar-handle{opacity:1}.bar-del{position:absolute;top:-8px;right:-8px;width:20px;height:20px;padding:0;border-radius:50%;border:none;background:#0f172a;color:#fff;font-size:14px;line-height:1;display:grid;place-items:center;opacity:0;transition:opacity .12s ease,background .12s ease;z-index:6}.bar:hover .bar-del{opacity:1}.bar-del:hover{background:#ef4444}.bar-rename{flex:1;min-width:0;font:inherit;color:#0f172a;background:#fff;border:none;border-radius:4px;padding:2px 6px;margin:0}.bar-rename:focus{outline:2px solid rgba(255,255,255,.9)}.lane-track{cursor:default}.gantt-empty{padding:40px 0 24px;text-align:center;color:#94a3b8;font-size:14px}.gantt-credit{margin-top:18px;text-align:right;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#cbd2e0}.admin-drawer{position:fixed;top:0;right:0;bottom:0;left:0;background:#06081299;display:flex;justify-content:flex-end;z-index:20}.admin-drawer[hidden]{display:none}.admin-panel{width:min(440px,100%);height:100%;background:var(--panel);border-left:1px solid var(--border);padding:22px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.admin-head{display:flex;align-items:center;justify-content:space-between}.admin-head h2{margin:0;font-size:18px}.admin-subhead{margin:8px 0 0;font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.admin-hint{margin:0;font-size:13px;line-height:1.5;color:var(--muted)}.style-section{display:flex;flex-direction:column;gap:12px;padding-bottom:6px;border-bottom:1px solid var(--border)}.style-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.style-label{display:block;font-size:14px;font-weight:600;color:var(--text)}.style-sub{display:block;font-size:12px;color:var(--muted);margin-top:2px}.style-select{width:160px;cursor:pointer}.style-check{width:18px;height:18px;accent-color:var(--accent);cursor:pointer;flex:0 0 auto}.timebox-rows{display:flex;flex-direction:column;gap:10px}.timebox-row{display:grid;grid-template-columns:84px 1fr 36px;gap:8px;align-items:center}.timebox-remove{padding:8px 0;font-size:18px;line-height:1}.admin-foot{display:flex;gap:10px;margin-top:4px}@media(max-width:860px){.layout{grid-template-columns:1fr}.editor{border-right:none;border-bottom:1px solid var(--border);max-height:46vh}}.lane-track-target{outline:2px dashed var(--accent);outline-offset:2px;border-radius:8px;background-color:#6366f10f}.bar-preview{opacity:.7;outline:2px dashed rgba(255,255,255,.7);outline-offset:-2px;pointer-events:none;background:var(--accent)}.gantt-dark .bar-preview{outline-color:#ffffff80}.gantt-dark{--line: #33384f;background:#0f172a;color:#e8eaf2;box-shadow:0 24px 60px #00000080}.gantt-dark .gantt-title{color:#f8fafc}.gantt-dark .gantt-header{border-bottom-color:#2b3350}.gantt-dark .gantt-col{color:#94a3b8}.gantt-dark .lane-label,.gantt-dark .lane-name{color:#e2e8f0}.gantt-dark .lane-del{background:#334155;color:#cbd5e1}.gantt-dark .lane-del:hover{background:#ef4444;color:#fff}.gantt-dark .lane-rename{color:#0f172a}.gantt-dark .gantt-empty{color:#64748b}.gantt-dark .gantt-credit{color:#475569}.gantt-dark .lane-dragging{background:#1e293b}