:root{--bg:#f5f6f3;--ink:#1a2c2a;--muted:#72817b;--line:#e1e7e1;--green:#126a51;--mint:#e1eee4;--amber:#9c6513;--white:#fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);border-radius:7px;padding:9px 13px;background:#fff;color:var(--ink);transition:background .15s}button:hover{background:#edf2ed}button:disabled{opacity:.4;cursor:default}.primary{background:var(--green);border-color:var(--green);color:white;font-weight:600}.primary:hover{background:#0b5943}.dark{background:#203d34;color:#fff;border-color:#203d34}.dark:hover{background:#315144}input,select,textarea{width:100%;padding:10px 11px;background:#fff;border:1px solid #dbe3dc;border-radius:6px;color:var(--ink);outline:none}input:focus,select:focus,textarea:focus{border-color:#329171;box-shadow:0 0 0 3px #32917117}label{display:block;font-size:12px;font-weight:600;color:#55635e;margin-bottom:15px}label input,label select,label textarea{margin-top:6px;font-size:14px;font-weight:400}h1,h2,p{margin-top:0}h1{font-size:28px;font-weight:650;letter-spacing:-.8px;margin-bottom:5px}h2{font-size:16px;margin-bottom:4px;letter-spacing:-.2px}small{color:var(--muted)}[hidden]{display:none!important}.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:#172f28;color:#e7efea;padding:27px 18px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;font-size:18px;font-weight:650;letter-spacing:-.5px;margin-bottom:40px}.brand small{display:block;font-size:10px;color:#9ab2a4;font-weight:400;letter-spacing:.3px}.brand-mark{font-weight:750;letter-spacing:-2px;background:#d6edb9;color:#1c4533;border-radius:10px;font-size:20px;width:44px;height:44px;display:flex;align-items:center;justify-content:center}.brand-mark span{font-size:14px;margin:0 1px}.side-heading{display:flex;justify-content:space-between;align-items:center;font-size:10px;letter-spacing:1.6px;color:#9ab2a4;margin:0 8px 15px}.side-heading button{background:#2b4439;border:0;color:#cfe4d6;padding:1px 8px;font-size:20px}.sidebar nav{overflow:auto}.project-button{display:block;width:100%;text-align:left;color:#bfd0c5;background:transparent;border-color:transparent;margin-bottom:7px;padding:13px 12px}.project-button small{display:block;color:#95ad9f;font-size:11px;margin-top:2px}.project-button:hover,.project-button.active{background:#2c483a;color:white;border-color:#3c5c45}.sidebar-bottom{margin-top:auto;padding:25px 8px 0;color:#8fa698;font-size:11px}.sidebar-bottom .text-button{display:block;color:#b4cabe;font-size:12px;padding:6px 0}.sidebar-bottom small{display:block;margin-top:16px;font-size:10px}main{padding:32px 35px 15px;min-width:0}header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:27px}header p{color:var(--muted);margin-bottom:0;font-size:12px}.eyebrow{font-size:10px!important;letter-spacing:1.7px;font-weight:650;margin-bottom:11px!important;color:var(--muted)}.header-actions{display:flex;gap:9px}.header-actions button{white-space:nowrap}.header-actions span{margin-left:15px}.stats{display:flex;gap:30px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 3px;margin-bottom:24px}.stats>div{display:flex;gap:9px;align-items:baseline}.stats strong{font-size:22px;font-weight:600}.stats span{color:var(--muted);font-size:11px}.stats .save-status{margin-left:auto;font-size:11px;color:var(--green)}.stats .save-status.dirty{color:var(--amber)}.work-grid{display:grid;grid-template-columns:minmax(300px,1fr) 310px;gap:20px;align-items:start}.tree-panel,.editor-panel{border:1px solid var(--line);background:var(--white);border-radius:10px;overflow:hidden}.panel-title{padding:19px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line)}.panel-title h2{margin-bottom:0}.panel-title small{font-size:10px}.panel-title button{font-size:11px;padding:8px 10px;white-space:nowrap}.tree-toolbar{display:flex;gap:7px;padding:15px 16px;background:#fcfcfa}.tree-toolbar input{font-size:12px;min-width:50px;padding:7px 10px}.tree-toolbar button{padding:6px 10px;font-size:12px;white-space:nowrap}.object-line{display:flex;align-items:center;gap:10px;padding:8px 18px 12px;border-bottom:1px solid #f0f3ee}.object-line button{margin-left:auto;border:0;padding:4px 8px}.node-icon{display:inline-flex;width:25px;height:25px;border-radius:5px;align-items:center;justify-content:center;flex-shrink:0;font-size:10px;font-weight:650;background:#ebefeb;color:#597464}.node-icon.object{background:#203d34;color:#d6edb9}.node-icon.board{background:#e2ebf4;color:#396483}.node-icon.fuse{background:#f5eada;color:#926121}.node-icon.rcd,.node-icon.rcbo{background:#e7e1f2;color:#75608e}.node-icon.ls{background:#e4eee2;color:#537346}.node-icon.connection{background:#eef0ec;color:#7a8678}.node-icon.supply{background:#f5eada;color:#926121}.tree{padding:9px 8px 18px;min-height:330px;max-height:66vh;overflow:auto}.tree-row{position:relative;display:flex;gap:8px;align-items:center;border:1px solid transparent;min-height:43px;padding:6px 8px;border-radius:5px;margin:1px 0;cursor:pointer;user-select:none}.tree-row:hover{background:#f7f9f5}.tree-row.selected{background:#eaf2e6;border-color:#c7d9bd}.tree-row .toggle{background:transparent;border:none;font-size:13px;width:18px;flex-shrink:0;padding:2px;color:#71826e}.tree-row .node-title{font-size:12px;line-height:1.35;overflow-wrap:anywhere}.tree-row .node-title small{font-size:10px;display:block;color:#8a958a;margin-top:2px}.tree-row .drag-handle{font-size:14px;color:#a5b1a1;cursor:grab}.tree-row .badge{margin-left:auto;color:#a56b1b;background:#fff2d8;border-radius:4px;padding:1px 5px;font-size:10px;white-space:nowrap}.tree-row.drop-before{border-top:3px solid #21794f}.tree-row.drop-after{border-bottom:3px solid #21794f}.tree-row.drop-inside{background:#d7e9d1;border:1px dashed #21794f}.tree-row.dragging{opacity:.35}.tree-footer{display:flex;gap:14px;padding:12px 18px;border-top:1px solid var(--line);flex-wrap:wrap}.text-button{background:transparent;border:0;padding:0;color:var(--muted);font-size:11px}.text-button:hover{background:transparent;color:var(--green)}.danger{color:#a04b40}.tiny-label{font-size:9px;color:#8a968c;letter-spacing:1px}#editor{padding:18px}.edit-kind{font-size:11px;color:#60806c;background:#f0f5eb;padding:6px 9px;border-radius:4px;margin-bottom:18px}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.review-box{background:#fff8e8;border:1px solid #f0dfb6;border-radius:6px;padding:12px;font-size:11px;color:#845e26;margin-bottom:17px}.review-box p{margin:5px 0 10px}.review-box button{font-size:10px;width:100%;color:#845e26;background:#fffdf7;border-color:#e8d6ac;padding:6px}.source{font-size:10px;overflow-wrap:anywhere;color:var(--muted);margin-top:8px}summary{font-size:11px;color:var(--muted);cursor:pointer}.editor-actions{display:flex;gap:5px;margin-top:19px;border-top:1px solid var(--line);padding-top:15px}.editor-actions button{font-size:10px;padding:6px 8px}.field-help{font-size:10px;color:var(--muted);margin:15px 0 0}.editor-empty{padding:35px 20px;color:var(--muted);font-size:12px}.tree-empty{padding:25px 35px;color:var(--muted);font-size:12px}.export-note{font-size:10px;color:#859184;padding:15px 0;margin:0}.empty{text-align:center;padding:100px 20px;color:var(--muted)}.empty h2{font-size:23px;color:var(--ink);margin:18px 0 10px}.empty p{font-size:13px}.empty-symbol{font-size:40px;color:#71946c;background:#e5eedf;width:90px;height:90px;line-height:90px;margin:auto;border-radius:20px}.auth-screen{display:flex;min-height:100vh;align-items:center;justify-content:center;background:#eff3e9}.auth-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:40px;width:420px;max-width:94vw}.auth-card .brand-mark{margin-bottom:25px}.auth-card h1{font-size:34px}.auth-card p{color:var(--muted)}.auth-card form{margin:26px 0}.wide{width:100%}#notice{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:50;background:#203d34;color:#fff;border-radius:8px;padding:12px 22px;box-shadow:0 5px 25px #0002;max-width:90vw;display:none}#notice.error{background:#8d3e32}dialog{width:550px;max-width:94vw;max-height:90vh;overflow:auto;border:1px solid var(--line);border-radius:13px;padding:28px;box-shadow:0 30px 120px #142c2833}dialog::backdrop{background:#102a2355;backdrop-filter:blur(3px)}dialog h2{font-size:21px;margin-bottom:10px}dialog p{font-size:13px;color:var(--muted)}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:25px}.upload-area{padding:20px;background:#f4f7ef;border:1px dashed #bccdb3;border-radius:8px;margin:20px 0}.modal-hint{font-size:11px!important}.finding-list{max-height:260px;overflow:auto;padding-left:20px;font-size:12px;color:#846332}.finding-list li{margin-bottom:8px}.ack{display:flex;gap:10px;align-items:flex-start;font-size:12px}.ack input{width:auto}.version-tag{color:var(--amber);font-size:12px}.busy{opacity:.65;pointer-events:none}
@media(min-width:1500px){main{padding:40px 55px}.work-grid{grid-template-columns:minmax(400px,1fr) 340px}.tree-row .node-title{font-size:13px}}@media(max-width:1120px){.shell{grid-template-columns:185px 1fr}.sidebar{padding:24px 12px}.brand{font-size:15px;gap:8px}main{padding:24px 20px}.work-grid{grid-template-columns:minmax(280px,1fr) 285px;gap:12px}.panel-title{padding:15px 12px;flex-wrap:wrap}.stats{gap:16px}.stats>div{display:block}.stats span{display:block}.header-actions span{display:none}}@media(max-width:850px){.shell{display:block}.sidebar{height:auto;position:static;padding:13px 18px}.brand{margin-bottom:12px}.sidebar nav{display:flex;gap:8px}.project-button{width:auto;min-width:150px;max-width:230px}.side-heading{margin-bottom:7px}.sidebar-bottom{display:none}.work-grid{grid-template-columns:1fr}.editor-panel{max-width:none}header{align-items:flex-start;flex-wrap:wrap}.stats{gap:20px}.tree{max-height:55vh}.field-pair{gap:15px}.tree-footer{gap:20px}.empty{padding-top:50px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

@media(max-width:600px){.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px}.stats>div{display:flex;gap:8px}.stats .save-status{grid-column:1/-1;margin-left:0}.tree-toolbar{flex-wrap:wrap}.tree-toolbar input{flex:1 1 100%}.tree-row .node-title{min-width:0}.tree-panel,.editor-panel{min-width:0}}

@media(max-width:850px){.sidebar-bottom{display:flex;gap:18px;padding:8px 8px 0}.sidebar-bottom p,.sidebar-bottom small{display:none}.sidebar-bottom .text-button{display:inline-block;padding:3px 0}}