:root{
  --blue:#1f6fe5; --blue-d:#1757b8; --blue-l:#eaf2ff; --navy:#16233b; --navy2:#1d2e4d;
  --bd:#d9dee7; --bd2:#c6cdd8; --bg:#eef1f6; --panel:#fff; --tx:#1f2733; --mu:#6b7686; --dim:#9aa3b2;
  --red:#d9363e; --green:#1e9e5a; --amber:#e8a23a; --head:#f4f6fa;
  --font:"Microsoft YaHei","PingFang SC","Noto Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{font-family:var(--font);font-size:13px;color:var(--tx);background:var(--bg);overflow:hidden}
button,input,select,textarea{font-family:inherit;font-size:13px}
a{color:var(--blue);text-decoration:none}

/* ---------- layout ---------- */
.erp{display:grid;grid-template-rows:46px 1fr 26px;height:100vh}
.topbar{display:flex;align-items:center;gap:16px;padding:0 14px;background:linear-gradient(90deg,var(--navy),var(--navy2));color:#fff}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:15px;white-space:nowrap}
.logo i{width:24px;height:24px;border-radius:7px;display:grid;place-items:center;background:linear-gradient(135deg,#ffcf7a,#f0ae45)}
.logo small{font-weight:400;color:#9fb0cc;font-size:12px}
.ctx{display:flex;gap:18px;font-size:12px;color:#c8d3e6;margin-left:12px;white-space:nowrap;overflow:hidden}
.ctx b{color:#fff;font-weight:600}
.top-r{margin-left:auto;display:flex;gap:8px;align-items:center}
.tbtn{height:30px;padding:0 12px;border-radius:6px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#e6ecf7;cursor:pointer;white-space:nowrap}
.tbtn:hover{background:rgba(255,255,255,.14)}
.tbtn.ai{background:linear-gradient(135deg,#ffcf7a,#f0ae45);color:#2a1d05;border:none;font-weight:700}
.main{display:grid;grid-template-columns:232px 1fr;min-height:0}
.statusbar{display:flex;gap:22px;align-items:center;padding:0 14px;font-size:12px;color:var(--mu);background:#f7f8fb;border-top:1px solid var(--bd)}
.statusbar .ok{color:var(--green)}

/* ---------- nav tree ---------- */
.nav{background:#fff;border-right:1px solid var(--bd);overflow:auto;padding:8px 0}
.nav-h{padding:6px 14px 8px;font-size:12px;color:var(--mu);border-bottom:1px solid var(--bd);margin-bottom:6px}
.grp>.gh{display:flex;align-items:center;gap:8px;padding:7px 14px;cursor:pointer;font-weight:600;color:var(--navy);user-select:none}
.grp>.gh:hover{background:#f3f6fb}
.grp>.gh .car{font-size:9px;color:var(--dim);transition:transform .15s;width:10px}
.grp.open>.gh .car{transform:rotate(90deg)}
.grp>.gl{display:none;padding-bottom:4px}
.grp.open>.gl{display:block}
.gl a{display:block;padding:6px 14px 6px 36px;color:var(--tx);cursor:pointer;border-left:3px solid transparent}
.gl a:hover{background:#f3f6fb}
.gl a.on{background:var(--blue-l);color:var(--blue);border-left-color:var(--blue);font-weight:600}
.gl .sub{padding:6px 14px 2px 36px;font-size:11.5px;color:var(--dim)}

/* ---------- workspace ---------- */
.ws{display:grid;grid-template-rows:36px 1fr;min-width:0;min-height:0}
.tabs{display:flex;align-items:flex-end;gap:2px;padding:0 8px;background:#e3e8f0;border-bottom:1px solid var(--bd2);overflow-x:auto;scrollbar-width:none}
.tab{display:flex;align-items:center;gap:8px;height:30px;padding:0 10px 0 14px;border:1px solid transparent;border-bottom:none;border-radius:6px 6px 0 0;cursor:pointer;color:#4a5566;white-space:nowrap;background:#d6dde8}
.tab.on{background:#fff;color:var(--tx);border-color:var(--bd2);font-weight:600;height:32px}
.tab .x{font-size:14px;color:var(--dim);padding:0 3px;border-radius:3px}
.tab .x:hover{background:#e9edf3;color:var(--red)}
.view{overflow:auto;background:#fff;min-height:0}
.view-in{padding:0 0 30px}

/* ---------- toolbar ---------- */
.tb{position:sticky;top:0;z-index:5;display:flex;flex-wrap:wrap;gap:2px;align-items:center;padding:6px 10px;background:#f7f9fc;border-bottom:1px solid var(--bd)}
.tb button{display:inline-flex;align-items:center;gap:5px;height:28px;padding:0 10px;border:1px solid transparent;border-radius:5px;background:transparent;color:var(--tx);cursor:pointer}
.tb button:hover:not(:disabled){background:#e6edf8;border-color:#cfdbee}
.tb button:disabled{color:#b3bac6;cursor:default}
.tb button .ic{font-size:13px;width:14px;text-align:center}
.tb button.pri{background:var(--blue);color:#fff}
.tb button.pri:hover:not(:disabled){background:var(--blue-d)}
.tb .sep{width:1px;height:18px;background:var(--bd2);margin:0 6px}
.tb .spacer{flex:1}

/* ---------- document form ---------- */
.doc{padding:18px 22px;position:relative}
.doc-title{text-align:center;font-size:20px;font-weight:700;letter-spacing:.3em;margin:4px 0 2px;color:var(--navy)}
.doc-sub{display:flex;justify-content:space-between;font-size:12px;color:var(--mu);margin-bottom:12px}
.stamp{position:absolute;right:46px;top:20px;border:2.5px solid var(--red);color:var(--red);font-weight:800;font-size:15px;padding:3px 12px;border-radius:6px;transform:rotate(-12deg);opacity:.85;letter-spacing:.15em}
.stamp.blue{border-color:var(--blue);color:var(--blue)}
.stamp.green{border-color:var(--green);color:var(--green)}
.hdr{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px 22px;padding:12px 14px;background:#fafbfd;border:1px solid var(--bd);border-radius:6px;margin-bottom:12px}
.fld{display:grid;grid-template-columns:86px 1fr;align-items:center;gap:8px}
.fld label{color:var(--mu);text-align:right;white-space:nowrap}
.fld label.req::before{content:"*";color:var(--red);margin-right:2px}
.fld input,.fld select,.fld .ro{height:28px;padding:0 8px;border:1px solid var(--bd2);border-radius:4px;background:#fff;width:100%;min-width:0}
.fld .ro{display:flex;align-items:center;background:#f3f5f9;color:#3a4454;overflow:hidden;white-space:nowrap}
.fld input:disabled,.fld select:disabled{background:#f3f5f9;color:#3a4454}
input:focus,select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 2px rgba(31,111,229,.12)}

.grid{width:100%;border-collapse:collapse;font-size:12.5px}
.grid th{background:var(--head);color:#3c4757;font-weight:600;border:1px solid var(--bd);padding:7px 8px;white-space:nowrap;text-align:center;position:sticky;top:41px;z-index:2}
.grid td{border:1px solid #e3e7ee;padding:0 6px;height:30px;white-space:nowrap}
.grid td.n{text-align:right;font-family:Consolas,"DIN Alternate",monospace}
.grid td.c{text-align:center}
.grid tbody tr:nth-child(even) td{background:#fbfcfe}
.grid tbody tr:hover td{background:#f0f6ff}
.grid tbody tr.sel td{background:#dceaff}
.grid td input,.grid td select{width:100%;height:24px;border:1px solid transparent;background:transparent;padding:0 4px}
.grid td input:hover,.grid td select:hover{border-color:var(--bd2);background:#fff}
.grid td input.n{text-align:right}
.grid tfoot td{background:#f4f6fa;font-weight:700}
.grid.list tbody tr{cursor:pointer}
.grid .rowno{width:38px;color:var(--dim);text-align:center}
.grid .del{color:var(--dim);cursor:pointer;text-align:center;width:30px}
.grid .del:hover{color:var(--red)}
.add-row{margin-top:6px;font-size:12px;color:var(--blue);cursor:pointer;display:inline-block}
.ftr{display:flex;gap:40px;margin-top:14px;padding-top:10px;border-top:1px dashed var(--bd);font-size:12.5px;color:var(--mu)}
.ftr b{color:var(--tx);font-weight:600}

/* ---------- list / panels ---------- */
.pane{padding:16px 20px}
.ph{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.ph h2{margin:0;font-size:17px;color:var(--navy)}
.ph .hint{color:var(--mu);font-size:12.5px}
.filter{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 12px;background:#fafbfd;border:1px solid var(--bd);border-radius:6px;margin-bottom:12px}
.filter label{color:var(--mu)}
.filter select,.filter input{height:28px;border:1px solid var(--bd2);border-radius:4px;padding:0 8px}
.badge{display:inline-block;padding:1px 8px;border-radius:999px;font-size:11.5px;border:1px solid}
.badge.g{color:var(--green);border-color:#a8dcbe;background:#eefaf3}
.badge.r{color:var(--red);border-color:#f2b8bb;background:#fff3f3}
.badge.b{color:var(--blue);border-color:#b8d1f5;background:#eef5ff}
.badge.a{color:#b07414;border-color:#f0d29d;background:#fff8ea}
.badge.m{color:var(--mu);border-color:var(--bd2);background:#f6f7f9}
.empty{padding:40px;text-align:center;color:var(--dim)}
.note-box{padding:10px 14px;border-radius:6px;background:#f5f9ff;border:1px solid #cfe0fa;color:#33507a;font-size:12.5px;margin-bottom:12px}
.warn-box{padding:10px 14px;border-radius:6px;background:#fff8ea;border:1px solid #f0d29d;color:#7a5410;font-size:12.5px;margin-bottom:12px}
.err-box{padding:10px 14px;border-radius:6px;background:#fff3f3;border:1px solid #f2b8bb;color:#9b2228;font-size:12.5px;margin-bottom:12px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.box{border:1px solid var(--bd);border-radius:6px;overflow:hidden}
.box-h{padding:8px 12px;background:var(--head);border-bottom:1px solid var(--bd);font-weight:600;display:flex;justify-content:space-between;align-items:center}
.box .grid th{position:static}
.btn{height:30px;padding:0 14px;border-radius:5px;border:1px solid var(--bd2);background:#fff;cursor:pointer}
.btn:hover{border-color:var(--blue);color:var(--blue)}
.btn.pri{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.pri:hover{background:var(--blue-d);color:#fff}
.btn:disabled{opacity:.5;cursor:default}

/* ---------- home ---------- */
.home{padding:20px 22px;display:grid;gap:16px}
.kpis{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.kpi{padding:14px 16px;border:1px solid var(--bd);border-radius:8px;background:linear-gradient(180deg,#fff,#f8fafd);cursor:pointer}
.kpi:hover{border-color:var(--blue)}
.kpi small{color:var(--mu)}
.kpi b{display:block;font-size:22px;margin-top:4px;color:var(--navy);font-family:"DIN Alternate","Bahnschrift",var(--font)}
.kpi span{font-size:11.5px;color:var(--dim)}
.flowmap{border:1px solid var(--bd);border-radius:8px;padding:16px;background:#fff}
.flowmap h3{margin:0 0 12px;font-size:14px;color:var(--navy)}
.fm-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.fm-lane{width:86px;font-size:12px;color:var(--mu);font-weight:600}
.fm-node{padding:9px 14px;border:1px solid #b9cdea;border-radius:6px;background:#f2f7ff;color:var(--blue-d);cursor:pointer;font-weight:600;position:relative}
.fm-node:hover{background:var(--blue);color:#fff}
.fm-node .cnt{position:absolute;top:-8px;right:-8px;min-width:18px;height:18px;border-radius:9px;background:var(--red);color:#fff;font-size:11px;display:grid;place-items:center;padding:0 5px}
.fm-arrow{color:var(--dim)}
.todo{border:1px solid var(--bd);border-radius:8px}
.todo-i{display:flex;justify-content:space-between;padding:9px 14px;border-bottom:1px solid #eef1f5;cursor:pointer}
.todo-i:hover{background:#f5f9ff}
.todo-i:last-child{border-bottom:none}

/* ---------- modal ---------- */
.mask{position:fixed;inset:0;background:rgba(20,30,50,.38);display:none;align-items:center;justify-content:center;z-index:100}
.mask.on{display:flex}
.modal{background:#fff;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.3);width:min(860px,calc(100% - 30px));max-height:calc(100vh - 60px);display:flex;flex-direction:column}
.modal-h{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--bd);font-weight:700;color:var(--navy)}
.modal-h .x{cursor:pointer;color:var(--dim);font-size:20px}
.modal-b{padding:14px 16px;overflow:auto}
.modal-f{display:flex;justify-content:flex-end;gap:8px;padding:10px 16px;border-top:1px solid var(--bd);background:#fafbfd;border-radius:0 0 8px 8px}

/* ---------- voucher ---------- */
.vch{border:1px solid #e3b3b6;padding:16px 18px;background:#fffdfd;position:relative}
.vch-t{text-align:center;font-size:21px;font-weight:800;color:#b0262d;letter-spacing:.45em}
.vch-m{display:flex;justify-content:space-between;font-size:12px;color:var(--mu);margin:8px 0}
.vch table{width:100%;border-collapse:collapse;font-size:12.5px}
.vch th,.vch td{border:1px solid #e3b3b6;padding:7px 8px}
.vch th{background:#fdf1f1;color:#7a2a2f;font-weight:600}
.vch td.n{text-align:right;font-family:Consolas,monospace}
.vch tfoot td{font-weight:700;background:#fdf6f6}
.vch-f{display:flex;gap:40px;font-size:12px;color:var(--mu);margin-top:10px}

/* ---------- toast ---------- */
.toasts{position:fixed;right:18px;bottom:40px;z-index:200;display:grid;gap:8px;pointer-events:none}
.toast{padding:9px 18px;border-radius:6px;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.15);border-left:4px solid var(--blue);animation:tin .25s ease}
.toast.ok{border-left-color:var(--green)}.toast.err{border-left-color:var(--red)}.toast.warn{border-left-color:var(--amber)}
@keyframes tin{from{opacity:0;transform:translateY(-8px)}}

/* ---------- AI drawer ---------- */
.ai{position:fixed;right:0;top:46px;bottom:26px;width:380px;background:#fff;border-left:1px solid var(--bd);box-shadow:-10px 0 30px rgba(0,0,0,.08);display:none;flex-direction:column;z-index:90}
.ai.on{display:flex}
.ai-h{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--bd)}
.ai-h .av{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:linear-gradient(135deg,#ffcf7a,#f0ae45);font-weight:800}
.ai-h small{display:block;color:var(--mu);font-size:11.5px}
.ai-h .x{margin-left:auto;cursor:pointer;font-size:20px;color:var(--dim)}
.ai-m{flex:1;overflow:auto;padding:14px;background:#f7f9fc}
.msg{max-width:90%;padding:9px 12px;border-radius:10px;margin-bottom:10px;line-height:1.7;white-space:pre-wrap;word-break:break-word}
.msg.bot{background:#fff;border:1px solid var(--bd)}
.msg.me{margin-left:auto;background:var(--blue);color:#fff}
.msg ul{margin:4px 0;padding-left:18px}
.msg .src{display:block;font-size:11px;color:var(--dim);margin-top:4px}
.ai-ctx{font-size:11.5px;color:var(--mu);padding:6px 14px;border-top:1px solid var(--bd);background:#fff}
.ai-in{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--bd)}
.ai-in textarea{flex:1;height:40px;resize:none;border:1px solid var(--bd2);border-radius:6px;padding:8px}
.ai-in button{width:44px;border:none;border-radius:6px;background:var(--blue);color:#fff;cursor:pointer;font-weight:700}

@media(max-width:900px){
  .main{grid-template-columns:1fr}.nav{display:none}.nav.mob{display:block;position:fixed;top:46px;bottom:26px;left:0;width:240px;z-index:80;box-shadow:10px 0 30px rgba(0,0,0,.15)}
  .ctx{display:none}.hdr{grid-template-columns:1fr}.kpis{grid-template-columns:repeat(2,1fr)}.two{grid-template-columns:1fr}.ai{width:100%}
  .menu-btn{display:inline-flex!important}
}
.menu-btn{display:none}
.modal .grid th,.box .grid th{position:static}
.stamp{top:12px;right:auto;left:calc(50% + 120px)}