:root { --bg:#f6f7f9; --panel:#fff; --ink:#1f2328; --muted:#59636e; --line:#d8dee4; --accent:#0969da; --accent-ink:#fff;
        --ok:#1a7f37; --bad:#cf222e; --warn:#9a6700; --chip:#eef1f4; --bubble-me:#dbeafe; --bubble-bot:#fff; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#0d1117; --panel:#151b23; --ink:#e6edf3; --muted:#9198a1; --line:#30363d; --accent:#4493f8; --accent-ink:#0d1117;
          --ok:#3fb950; --bad:#f85149; --warn:#d29922; --chip:#21262d; --bubble-me:#1f3a5f; --bubble-bot:#1c2128; }
}
* { box-sizing: border-box; }
body { margin:0; background:var(--bg); color:var(--ink); font:14px/1.55 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif; }
header { display:flex; gap:12px; align-items:center; padding:8px 16px; background:var(--panel); border-bottom:1px solid var(--line);
         position:sticky; top:0; z-index:5; flex-wrap:wrap; }
.brand { font-weight:700; white-space:nowrap; }
nav { display:flex; gap:4px; flex-wrap:wrap; flex:1; }
nav a { padding:4px 10px; border-radius:6px; color:var(--ink); text-decoration:none; white-space:nowrap; }
nav a.on, nav a:hover { background:var(--chip); }
#who { color:var(--muted); white-space:nowrap; }
main { padding:16px; max-width:1280px; margin:0 auto; }
h2 { font-size:18px; margin:4px 0 12px; } h3 { font-size:15px; margin:16px 0 8px; }
.panel { background:var(--panel); border:1px solid var(--line); border-radius:8px; padding:12px; margin-bottom:12px; }
.row { display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(170px,1fr)); gap:10px; }
.stat { background:var(--panel); border:1px solid var(--line); border-radius:8px; padding:12px; }
.stat b { display:block; font-size:24px; font-variant-numeric:tabular-nums; }
.muted { color:var(--muted); }
.wrap { overflow-x:auto; }
table { border-collapse:collapse; width:100%; font-size:13px; }
th, td { border-bottom:1px solid var(--line); padding:6px 8px; text-align:left; vertical-align:top; }
th { color:var(--muted); font-weight:600; white-space:nowrap; }
td.num { text-align:right; font-variant-numeric:tabular-nums; }
button, .btn { border:1px solid var(--line); background:var(--panel); color:var(--ink); border-radius:6px; padding:5px 10px; cursor:pointer; font:inherit; }
button.primary { background:var(--accent); color:var(--accent-ink); border-color:var(--accent); }
button.danger { color:var(--bad); }
button:disabled { opacity:.5; cursor:default; }
input, select, textarea { border:1px solid var(--line); background:var(--panel); color:var(--ink); border-radius:6px; padding:5px 8px; font:inherit; max-width:100%; }
textarea { width:100%; }
.chip { display:inline-block; padding:0 8px; border-radius:10px; background:var(--chip); font-size:12px; white-space:nowrap; }
.s-ok, .v-合格, .s-confirmed, .s-issued, .s-handled, .s-active, .s-exported, .s-sent { color:var(--ok); }
.s-bad, .v-不合格, .s-failed, .s-open, .s-void, .s-offline { color:var(--bad); }
.v-待复检, .s-pending, .s-pending_verify, .s-waiting, .s-draft { color:var(--warn); }
.modal { position:fixed; inset:0; background:rgba(0,0,0,.45); display:flex; align-items:flex-start; justify-content:center; padding:24px 12px; z-index:20; overflow:auto; }
.modal.hidden { display:none; }
.modal-box { background:var(--panel); border-radius:10px; padding:16px; width:min(920px,100%); position:relative; }
.modal-box .x { position:absolute; right:8px; top:8px; }
iframe.report { width:100%; height:70vh; border:1px solid var(--line); border-radius:6px; background:#fff; }
/* 模拟器 */
.sim { display:grid; grid-template-columns:240px 1fr; gap:12px; }
@media (max-width:760px) { .sim { grid-template-columns:1fr; } }
.users button { display:block; width:100%; text-align:left; margin-bottom:4px; }
.users button.on { border-color:var(--accent); }
.chat { height:62vh; overflow-y:auto; background:var(--bg); border:1px solid var(--line); border-radius:8px; padding:10px; }
.msg { max-width:80%; margin:6px 0; padding:8px 10px; border-radius:10px; white-space:pre-wrap; word-break:break-word; }
.msg.me { margin-left:auto; background:var(--bubble-me); }
.msg.bot { background:var(--bubble-bot); border:1px solid var(--line); }
.msg.push { border-left:3px solid var(--warn); }
.card { border:1px solid var(--line); border-radius:8px; background:var(--panel); padding:10px; max-width:420px; margin:6px 0; }
.card .t { font-weight:700; } .card .d { color:var(--muted); margin:4px 0; }
.card dl { display:grid; grid-template-columns:auto 1fr; gap:2px 10px; margin:6px 0; } .card dt { color:var(--muted); }
.card .n { font-size:12px; margin:4px 0; } .card .b { display:flex; gap:6px; flex-wrap:wrap; margin-top:6px; }
.login { max-width:340px; margin:10vh auto; }
.login input { width:100%; margin:6px 0; padding:8px; }
pre { white-space:pre-wrap; word-break:break-word; background:var(--chip); padding:8px; border-radius:6px; font-size:12px; }