:root{
  --bg:#0f172a;            /* sidebar */
  --bg2:#1e293b;
  --bg-accent:#0b1220;
  --page:#f4f6fb;
  --surface:#ffffff;
  --surface2:#f8fafc;
  --line:#e2e8f0;
  --line2:#cbd5e1;
  --text:#0f172a;
  --muted:#64748b;
  --muted2:#94a3b8;
  --brand:#0ea5a4;        /* teal */
  --brand-d:#0f766e;
  --blue:#2563eb;
  --green:#16a34a;
  --amber:#d97706;
  --red:#dc2626;
  --purple:#7c3aed;
  --radius:10px;
  --radius-sm:7px;
  --shadow:0 1px 2px rgba(15,23,42,.06),0 1px 3px rgba(15,23,42,.05);
  --shadow-lg:0 10px 30px rgba(15,23,42,.18);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:var(--font);color:var(--text);background:var(--page);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
button{font-family:inherit}
.hidden{display:none!important}

/* ---------- Login ---------- */
#login{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(1200px 600px at 70% -10%,#15314f,#0b1220)}
.login-card{background:var(--surface);width:380px;max-width:92vw;border-radius:16px;padding:30px;box-shadow:var(--shadow-lg)}
.login-card h1{font-size:20px;margin:0 0 4px;display:flex;align-items:center;gap:10px}
.login-card .sub{color:var(--muted);font-size:13px;margin-bottom:22px}
.login-card label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:12px 0 5px;text-transform:uppercase;letter-spacing:.04em}
.login-card input{width:100%}
.login-err{color:var(--red);font-size:13px;margin-top:10px;min-height:18px}
.login-hint{margin-top:18px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px}
.login-hint code{background:var(--surface2);padding:1px 6px;border-radius:5px;font-family:var(--mono)}

/* ---------- App shell ---------- */
#app{display:grid;grid-template-columns:240px 1fr;grid-template-rows:100vh;height:100vh}
#sidebar{background:var(--bg);color:#cbd5e1;display:flex;flex-direction:column;overflow-y:auto}
.brand{padding:18px 18px 14px;display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;letter-spacing:.2px}
.brand .logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--brand),#0891b2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}
.brand small{display:block;font-weight:500;font-size:11px;color:#7c8aa5;letter-spacing:.02em}
.nav{padding:6px 10px 30px;flex:1}
.nav-group-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.09em;color:#5b6b86;padding:14px 12px 6px;font-weight:700}
.nav a{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:8px;color:#aebacd;font-size:13.5px;cursor:pointer;margin-bottom:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav a .ic{width:18px;text-align:center;flex:none;opacity:.9}
.nav a:hover{background:#1e293b;color:#fff}
.nav a.active{background:linear-gradient(90deg,rgba(14,165,164,.2),rgba(14,165,164,.05));color:#fff;box-shadow:inset 2px 0 0 var(--brand)}
.nav a .badge-count{margin-left:auto;background:var(--red);color:#fff;font-size:10.5px;font-weight:700;border-radius:10px;padding:1px 6px}

/* ---------- Main ---------- */
#main{overflow-y:auto;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:12px 24px;display:flex;align-items:center;gap:16px}
.topbar h2{margin:0;font-size:17px;font-weight:650}
.topbar .crumb{color:var(--muted);font-size:12.5px}
.topbar .spacer{flex:1}
.icon-btn{position:relative;width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:var(--surface);cursor:pointer;color:var(--muted);font-size:16px;display:inline-flex;align-items:center;justify-content:center}
.icon-btn:hover{background:var(--surface2);color:var(--text)}
.icon-btn .dot{position:absolute;top:-4px;right:-4px;min-width:16px;height:16px;border-radius:9px;background:var(--red);color:#fff;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;padding:0 4px}
.user-chip{display:flex;align-items:center;gap:9px;padding:5px 8px;border-radius:9px;cursor:pointer}
.user-chip:hover{background:var(--surface2)}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--blue);color:#fff;font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center}
.user-chip .nm{font-size:13px;font-weight:600;line-height:1.1}
.user-chip .rl{font-size:11px;color:var(--muted)}
.content{padding:22px 24px 60px;flex:1}

/* ---------- KPI cards ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-bottom:22px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.kpi .lbl{font-size:11.5px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em;display:flex;align-items:center;gap:6px}
.kpi .val{font-size:26px;font-weight:700;margin-top:7px;letter-spacing:-.5px}
.kpi .val small{font-size:14px;font-weight:600;color:var(--muted)}
.kpi .sub{font-size:11.5px;color:var(--muted2);margin-top:3px}
.kpi .ic{position:absolute;right:12px;top:12px;font-size:18px;opacity:.25}
.kpi.good{border-left:3px solid var(--green)}
.kpi.warn{border-left:3px solid var(--amber)}
.kpi.bad{border-left:3px solid var(--red)}
.kpi.info{border-left:3px solid var(--blue)}
.kpi.accent{border-left:3px solid var(--brand)}

/* ---------- Cards / panels ---------- */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px}
.panel-h{padding:13px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.panel-h h3{margin:0;font-size:14.5px;font-weight:650}
.panel-h .spacer{flex:1}
.panel-b{padding:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:2fr 1fr;gap:20px}
@media(max-width:1100px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* ---------- Tables ---------- */
.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.toolbar .search{flex:1;min-width:180px;max-width:340px}
.toolbar input,.toolbar select{height:36px}
table.data{width:100%;border-collapse:collapse;font-size:13px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.data thead th{background:var(--surface2);text-align:left;padding:9px 12px;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700;border-bottom:1px solid var(--line);cursor:pointer;white-space:nowrap}
table.data thead th:hover{color:var(--text)}
table.data tbody td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:middle;white-space:nowrap;max-width:280px;overflow:hidden;text-overflow:ellipsis}
table.data tbody tr{cursor:pointer}
table.data tbody tr:hover{background:var(--surface2)}
table.data tbody tr:last-child td{border-bottom:none}
td .id-cell{font-family:var(--mono);font-size:12px;color:var(--brand-d);font-weight:600}
.empty{padding:40px;text-align:center;color:var(--muted)}
.count-pill{font-size:12px;color:var(--muted);background:var(--surface2);border:1px solid var(--line);padding:2px 9px;border-radius:20px}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;padding:2px 9px;border-radius:20px;line-height:1.5;white-space:nowrap}
.badge .pip{width:6px;height:6px;border-radius:50%;background:currentColor}
.b-green{background:#dcfce7;color:#15803d}
.b-amber{background:#fef3c7;color:#b45309}
.b-red{background:#fee2e2;color:#b91c1c}
.b-blue{background:#dbeafe;color:#1d4ed8}
.b-gray{background:#eef2f7;color:#475569}
.b-purple{background:#ede9fe;color:#6d28d9}
.b-teal{background:#ccfbf1;color:#0f766e}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 14px;border-radius:9px;border:1px solid var(--line2);background:var(--surface);color:var(--text);font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--surface2)}
.btn:active{transform:translateY(.5px)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}
.btn.blue{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.danger{background:var(--red);border-color:var(--red);color:#fff}
.btn.ghost{border-color:transparent;background:transparent}
.btn.sm{height:30px;padding:0 10px;font-size:12px;border-radius:7px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Inputs ---------- */
input,select,textarea{font-family:inherit;font-size:13.5px;color:var(--text);background:var(--surface);border:1px solid var(--line2);border-radius:8px;padding:8px 11px;outline:none;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,165,164,.15)}
textarea{resize:vertical;min-height:64px}
input[type=checkbox]{width:auto}
label.fld{display:block;margin-bottom:13px}
label.fld .lt{font-size:12px;font-weight:600;color:var(--muted);margin-bottom:5px;display:block}
label.fld .lt .req{color:var(--red)}

/* ---------- Drawer ---------- */
#scrim{position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:60;opacity:0;pointer-events:none;transition:opacity .18s}
#scrim.open{opacity:1;pointer-events:auto}
#drawer{position:fixed;top:0;right:0;height:100vh;width:560px;max-width:96vw;background:var(--page);z-index:70;box-shadow:var(--shadow-lg);transform:translateX(100%);transition:transform .22s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column}
#drawer.open{transform:none}
.drawer-h{padding:16px 20px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}
.drawer-h h3{margin:0;font-size:16px;font-weight:650}
.drawer-h .mono{font-family:var(--mono);font-size:12px;color:var(--muted)}
.drawer-b{flex:1;overflow-y:auto;padding:18px 20px}
.drawer-f{padding:13px 20px;background:var(--surface);border-top:1px solid var(--line);display:flex;gap:10px;align-items:center}
.drawer-f .spacer{flex:1}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.form-grid .full{grid-column:1/-1}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;flex-wrap:wrap}
.tabs .tab{padding:8px 13px;font-size:13px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs .tab.active{color:var(--brand-d);border-bottom-color:var(--brand)}
.detail-row{display:flex;padding:7px 0;border-bottom:1px solid var(--line);font-size:13px}
.detail-row .k{width:42%;color:var(--muted);font-weight:600}
.detail-row .v{flex:1}
.child-tbl{font-size:12.5px;width:100%;border-collapse:collapse;margin-top:6px}
.child-tbl th{text-align:left;color:var(--muted);font-weight:700;font-size:10.5px;text-transform:uppercase;padding:6px 8px;border-bottom:1px solid var(--line)}
.child-tbl td{padding:6px 8px;border-bottom:1px solid var(--line)}

/* ---------- Charts ---------- */
.chart-wrap{width:100%}
.legend{display:flex;flex-wrap:wrap;gap:12px;margin-top:10px;font-size:12px;color:var(--muted)}
.legend .li{display:flex;align-items:center;gap:6px}
.legend .sw{width:11px;height:11px;border-radius:3px}
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:12.5px}
.bar-row .bl{width:130px;color:var(--muted);text-align:right;flex:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-row .bt{flex:1;background:var(--surface2);border-radius:6px;height:18px;overflow:hidden}
.bar-row .bf{height:100%;border-radius:6px}
.bar-row .bv{width:74px;font-weight:600;flex:none}

/* health ring */
.health-list .hrow{display:flex;align-items:center;gap:12px;padding:8px 0;border-bottom:1px solid var(--line)}
.health-list .hrow:last-child{border:none}
.ring{flex:none}

/* ---------- Toast ---------- */
#toasts{position:fixed;bottom:20px;right:20px;z-index:90;display:flex;flex-direction:column;gap:10px}
.toast{background:var(--text);color:#fff;padding:11px 16px;border-radius:10px;font-size:13px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:9px;max-width:380px;animation:slidein .2s}
.toast.ok{background:#15803d}.toast.err{background:#b91c1c}
@keyframes slidein{from{transform:translateX(20px);opacity:0}}

/* ---------- Notifications/audit popovers ---------- */
.popover{position:absolute;top:48px;right:0;width:360px;max-height:70vh;overflow-y:auto;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);z-index:50}
.popover .ph{padding:12px 15px;border-bottom:1px solid var(--line);font-weight:650;font-size:14px;display:flex;align-items:center}
.noti{padding:11px 15px;border-bottom:1px solid var(--line);display:flex;gap:10px;font-size:12.5px}
.noti.unread{background:#f0fdfa}
.noti .ni{flex:none;width:8px;height:8px;border-radius:50%;margin-top:5px}
.noti .nb{flex:1}
.noti .nt{font-weight:600;margin-bottom:2px}
.noti .nm{color:var(--muted)}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.tag{font-size:11px;background:var(--surface2);border:1px solid var(--line);padding:1px 7px;border-radius:6px;color:var(--muted);font-weight:600}
.section-title{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin:18px 0 8px}
.flex{display:flex;align-items:center;gap:8px}
.wrap{flex-wrap:wrap}
.checklist-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;margin-bottom:6px;background:var(--surface)}
.checklist-item.done{background:#f0fdf4;border-color:#bbf7d0}
.checklist-item .num{width:22px;height:22px;border-radius:6px;background:var(--surface2);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--muted);flex:none}
.health-pill{font-weight:700;font-size:13px;padding:2px 10px;border-radius:20px}

/* ---------- Workflow stepper ---------- */
.wf-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:16px;box-shadow:var(--shadow)}
.wf-box .wf-title{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;display:flex;align-items:center;gap:6px}
.wf{display:flex;align-items:center;width:100%}
.wf-node{display:flex;align-items:center;gap:8px;flex:none}
.wf-dot{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;border:2px solid var(--line2);background:var(--surface);color:var(--muted2);flex:none}
.wf-dot.done{background:var(--brand);border-color:var(--brand);color:#fff}
.wf-dot.current{background:#fff;border-color:var(--brand);color:var(--brand-d);box-shadow:0 0 0 4px rgba(14,165,164,.16)}
.wf-dot.hold{background:#fff;border-color:var(--amber);color:var(--amber);box-shadow:0 0 0 4px rgba(217,119,6,.16)}
.wf-lbl{font-size:12px;font-weight:600;color:var(--muted2);white-space:nowrap}
.wf-lbl.active{color:var(--text)}
.wf-lbl.hold{color:var(--amber)}
.wf-line{flex:1;height:2px;background:var(--line2);margin:0 8px;min-width:14px;border-radius:2px}
.wf-line.done{background:var(--brand)}
.wf-states{display:flex;gap:8px;flex-wrap:wrap}
.wf-state{padding:5px 13px;border-radius:20px;border:1.5px solid var(--line2);font-size:12.5px;font-weight:600;color:var(--muted);background:var(--surface)}
.wf-state.active{background:var(--brand);border-color:var(--brand);color:#fff}
.wf-state.active.down{background:var(--red);border-color:var(--red)}
.wf-state.active.standby{background:var(--blue);border-color:var(--blue)}
.wf-state.active.decom{background:var(--muted);border-color:var(--muted)}
.wf-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:13px;padding-top:13px;border-top:1px solid var(--line)}
.wf-actions .next-lbl{font-size:11.5px;color:var(--muted);font-weight:600;align-self:center;margin-right:2px}

/* ---------- Documents / attachments ---------- */
.up-zone{border:2px dashed var(--line2);border-radius:11px;padding:18px;text-align:center;margin-bottom:16px;background:var(--surface2);transition:.12s}
.up-zone.drag{border-color:var(--brand);background:#ecfeff}
.att-grid{display:flex;flex-direction:column;gap:8px}
.att{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:9px;padding:10px 12px;background:var(--surface)}
.att-ic{width:36px;height:36px;border-radius:8px;background:#ecfdf5;color:var(--brand-d);display:flex;align-items:center;justify-content:center;flex:none}
.att-b{flex:1;min-width:0}
.att-nm{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.att-meta{font-size:11.5px;color:var(--muted);margin-top:2px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.att-act{display:flex;gap:4px;flex:none}
.att-act .icon-btn{width:30px;height:30px}

/* ---------- Live monitoring ---------- */
.live-dot{width:10px;height:10px;border-radius:50%;background:var(--muted2);display:inline-block}
.live-dot.on{background:var(--green);animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(22,163,74,.5)}70%{box-shadow:0 0 0 9px rgba(22,163,74,0)}100%{box-shadow:0 0 0 0 rgba(22,163,74,0)}}
.val-flash{animation:flash .6s}
@keyframes flash{0%{background:#ecfdf5}100%{background:transparent}}