:root{--bg:#f5f5f7;--panel:#fff;--ink:#1d1d1f;--mut:#6e6e73;--line:#d2d2d7;--side:#fbfbfd;--acc:#0071e3;--ok:#1a7f37;--bad:#d1242f;--warn:#b7791f;--gray:#8e8e93}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--acc);text-decoration:none}
.banner{background:#fff4ce;color:#7a5a00;text-align:center;padding:6px 10px;font-size:13px;border-bottom:1px solid #f0d98a;position:sticky;top:0;z-index:30}
.banner a{margin-left:8px}
.app{display:flex;min-height:calc(100vh - 34px)}
.side{width:212px;flex:none;background:var(--side);border-right:1px solid var(--line);padding:14px 0;position:sticky;top:34px;align-self:flex-start;height:calc(100vh - 34px);overflow:auto}
.brand{display:block;padding:0 18px 10px;font-weight:700;font-size:18px;color:var(--ink)}.brand span{font-weight:400;color:var(--mut);font-size:13px}
.nx-g{margin:12px 18px 4px;font-size:11px;color:var(--mut);letter-spacing:.5px}
#nav a{display:block;padding:7px 18px;color:#424245;border-left:3px solid transparent}#nav a:hover{background:#f0f0f3}
#nav a.on{color:var(--acc);background:#eaf2fd;border-left-color:var(--acc);font-weight:600}
.mainw{flex:1;min-width:0}
.top{display:flex;align-items:center;gap:12px;padding:14px 22px;border-bottom:1px solid var(--line);background:var(--panel);flex-wrap:wrap}
.tl{flex:1;min-width:0}.tl h1{margin:0;font-size:19px}.sub{color:var(--mut);font-size:12px}
.tr{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.tr select{padding:5px;border:1px solid var(--line);border-radius:8px;background:#fff}
.demo-tag{background:#fff4ce;color:#7a5a00;border:1px solid #f0d98a;border-radius:20px;padding:2px 10px;font-size:12px;font-weight:600}
.user{color:var(--mut);font-size:13px}.back{font-size:13px}
.menu{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;padding:4px 10px;font-size:16px}
main{padding:18px 22px 40px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:14px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px}.kpi b{display:block;font-size:24px}.kpi span{color:var(--mut);font-size:12px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:14px}
.card h3{margin:0 0 10px;font-size:15px;display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}.card h3 small{color:var(--mut);font-weight:400}
.grid2{display:grid;grid-template-columns:1.4fr 1fr;gap:14px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tbl{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:7px 8px;border-bottom:1px solid #eee;white-space:nowrap}th{color:var(--mut);font-weight:500;background:#fafafa}
.st{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px}.s-printing{background:#e3f0ff;color:#0062c4}.s-idle{background:#e7f6ec;color:var(--ok)}.s-offline{background:#eee;color:#666}.s-error{background:#fde8e8;color:var(--bad)}.s-paused{background:#fff4ce;color:var(--warn)}
.bar{height:6px;background:#eee;border-radius:3px;min-width:70px;overflow:hidden}.bar i{display:block;height:100%;background:var(--acc)}
.btn{display:inline-block;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:4px 11px;font-size:12px;cursor:pointer;margin:2px}
.btn.pri{background:var(--acc);border-color:var(--acc);color:#fff}.btn.danger{border-color:#f3b4b4;color:var(--bad)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:14px;flex-wrap:wrap}.tabs a{padding:7px 14px;color:var(--mut);border-bottom:2px solid transparent;cursor:pointer}.tabs a.on{color:var(--acc);border-bottom-color:var(--acc);font-weight:600}
.map{position:relative;width:100%;aspect-ratio:1000/722;background:#f7f9fc url(china.svg) center/100% 100% no-repeat;border-radius:10px;overflow:hidden}
.map .pin{position:absolute;transform:translate(-50%,-50%);border-radius:50%;color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 3px rgba(255,255,255,.8)}
.map .lb{position:absolute;font-size:11px;color:var(--mut);transform:translate(-50%,14px)}
.feed{list-style:none;margin:0;padding:0;max-height:300px;overflow:auto}.feed li{padding:6px 0;border-bottom:1px dashed #eee;font-size:13px}.feed time{color:var(--mut);margin-right:8px}
.kv{display:grid;grid-template-columns:110px 1fr;gap:6px 10px;font-size:13px}.kv dt{color:var(--mut)}.kv dd{margin:0}
.term{background:#111;color:#9fef9f;font:12px/1.5 Menlo,monospace;border-radius:8px;padding:12px;height:260px;overflow:auto;white-space:pre-wrap}
.screen{background:#20242c;border-radius:10px;aspect-ratio:16/10;max-width:640px;position:relative;color:#fff;padding:18px}
.chart{display:flex;align-items:flex-end;gap:4px;height:140px}.chart i{flex:1;background:var(--acc);border-radius:3px 3px 0 0;opacity:.85}
.hb{display:flex;align-items:center;gap:8px;margin:5px 0;font-size:12px}.hb span{width:90px;color:var(--mut)}.hb .bar{flex:1;height:10px}
.note{color:var(--mut);font-size:12px}.code{font-family:Menlo,monospace;background:#f4f4f6;padding:2px 6px;border-radius:5px}
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);background:#1d1d1f;color:#fff;padding:9px 18px;border-radius:20px;opacity:0;transition:.25s;pointer-events:none;z-index:50}.toast.on{opacity:1}
input.fake,textarea.fake{border:1px solid var(--line);border-radius:8px;padding:6px 8px;font:inherit;width:100%}
@media(max-width:860px){.side{position:fixed;left:-230px;top:34px;z-index:40;transition:.2s;box-shadow:2px 0 12px rgba(0,0,0,.1)}.side.open{left:0}.menu{display:block}
.grid2,.grid3{grid-template-columns:1fr}main{padding:12px}.top{padding:10px 12px}.user,.back{display:none}.kv{grid-template-columns:90px 1fr}}