:root{--line:#d9dee4;--muted:#667;--primary:#1f6feb;--danger:#c62828;--warn:#8a6d00;--warn-bg:#fff8e1;--ok:#1b7f3b}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:#f2f4f7;color:#222}
button{min-height:36px;padding:6px 12px;border:1px solid #c7cdd4;border-radius:6px;background:#fff;color:#222;cursor:pointer;font-size:14px}
button:hover{border-color:var(--primary);color:var(--primary)}
button.primary{background:var(--primary);border-color:var(--primary);color:#fff}
button.primary:hover{background:#1957c2;color:#fff}
button.danger{color:var(--danger);border-color:#e2a5a5}
button.small{min-height:30px;padding:3px 8px;font-size:13px}
button:disabled{opacity:.5;cursor:not-allowed}
input,select,textarea{min-height:36px;padding:5px 8px;border:1px solid #c7cdd4;border-radius:6px;font-size:14px;background:#fff}
input[readonly]{background:#eef1f4;color:#555}
input:disabled,select:disabled{background:#eef1f4;color:#555}
input[type=checkbox]{min-height:auto;width:18px;height:18px}
.hidden{display:none!important}
.muted{color:var(--muted)}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:14px}
.card h2{margin:0 0 10px;font-size:17px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px 16px;margin:10px 0}
.form-grid label{display:block;font-size:13px;color:#444}
.form-grid input,.form-grid select{width:100%;margin-top:4px}
.form-actions{display:flex;gap:8px;margin-top:8px}
.card-heading{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.card-heading h2{margin:0}
.form-hint{font-size:12px;color:var(--muted);margin-top:8px}
table{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
th,td{padding:9px 8px;border-bottom:1px solid #e7eaee;text-align:left;vertical-align:middle}
th{background:#eef1f4;font-weight:700;color:#333}
tr.inactive td{color:#999}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:12px;font-weight:700}
.badge.on{background:#e2f4e6;color:var(--ok)}
.badge.off{background:#fdeaea;color:var(--danger)}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 10px}
.toolbar input,.toolbar select{max-width:220px}
.error{color:var(--danger);font-size:13px;font-weight:700;margin-top:6px}
.warn{color:var(--warn);background:var(--warn-bg);border:1px solid #ecd58a;border-radius:6px;padding:8px 10px;font-size:13px;margin-top:8px}
.ok-note{color:var(--ok);font-size:13px;margin-top:6px}
#toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);background:#333;color:#fff;padding:10px 16px;border-radius:8px;font-size:14px;z-index:50;opacity:0;pointer-events:none;transition:opacity .18s}
#toast.on{opacity:1}
.login-wrap{max-width:420px;margin:80px auto;padding:30px;background:#fff;border:1px solid var(--line);border-radius:12px}
.login-wrap h1{margin:0 0 6px;font-size:22px}
.login-wrap p{color:var(--muted);font-size:13px;margin:0 0 16px}
.login-wrap label{display:block;font-size:13px;margin:0 0 12px}
.login-wrap input{width:100%;margin-top:4px}
.login-wrap button{width:100%;margin-top:8px}
#appView{display:flex;min-height:100vh}
aside{width:196px;flex:0 0 196px;background:#1f2733;padding:14px 10px}
aside .brand{color:#fff;font-size:15px;font-weight:800;padding:4px 8px 14px}
.nav-btn{display:block;width:100%;text-align:left;margin:3px 0;border:0;background:transparent;color:#c8d0da;font-size:14px;min-height:38px}
.nav-btn:hover{background:#2c3646;color:#fff}
.nav-btn.active{background:var(--primary);color:#fff}
main{flex:1;min-width:0;padding:14px 18px 40px}
.topbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin-bottom:14px}
.topbar h1{margin:0;font-size:18px;flex:1}
.topbar .muted{font-size:12px}
.view{display:none}
.view.active{display:block}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px}
.kpi b{display:block;font-size:24px}
.kpi span{font-size:13px;color:var(--muted)}
.tree-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:7px 4px;border-bottom:1px solid #eceef1}
.tree-row.prefix{background:#f7f9fc;border-radius:6px;margin-top:10px}
.tree-row.child{padding-left:34px}
.tree-row.grandchild{padding-left:62px}
.tree-code{font-family:Consolas,Menlo,monospace;font-size:13px;color:#555;min-width:44px}
.supply-note{background:#eef4ff;border:1px solid #b8d2f5;border-radius:8px;padding:9px 11px;font-size:13px;color:#1c4d8f;margin-bottom:12px}
.chip{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;padding:6px 8px;margin:3px 4px 3px 0;background:#fafbfc;font-size:13px}
.chip.off{opacity:.55}
.chip .code{font-family:Consolas,Menlo,monospace;color:#666}
.checkbox-list{max-height:270px;overflow:auto;border:1px solid var(--line);border-radius:8px;background:#fff}
.checkbox-list label{display:flex;align-items:flex-start;gap:8px;padding:8px 10px;border-bottom:1px solid #edf0f2;font-size:14px;cursor:pointer}
.checkbox-list label:last-child{border-bottom:0}
.password-reset-zone{border-top:3px solid #d9e7fb;padding-top:14px;margin-top:18px}
@media(max-width:860px){
  aside{width:150px;flex-basis:150px}
  .form-grid{grid-template-columns:1fr}
}