/* =========================================================================
   GOD EYE NETWORK — Enterprise NOC theme
   Dark, dense, premium. No gradients, no gaming aesthetics.
   ========================================================================= */

:root{
  --bg-0:#0a0e14;
  --bg-1:#0d1219;
  --bg-2:#111826;
  --bg-3:#161f2e;
  --border:#212c3d;
  --border-soft:#1a2432;
  --text-0:#e8edf5;
  --text-1:#aab6c9;
  --text-2:#6b7994;
  --accent:#3ea6ff;
  --accent-soft:rgba(62,166,255,.12);
  --up:#25c281;
  --up-soft:rgba(37,194,129,.12);
  --down:#f0475c;
  --down-soft:rgba(240,71,92,.14);
  --warn:#e8a93b;
  --warn-soft:rgba(232,169,59,.14);
  --unknown:#5b6779;
  --mono: "SFMono-Regular", ui-monospace, Menlo, Consolas, "Roboto Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --radius: 6px;
  --sidebar-w: 232px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-0);
  font-family:var(--sans);
  font-size:13.5px;
  line-height:1.45;
  -webkit-font-smoothing:antialiased;
}
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; }

/* ---------- layout ---------- */
.app-shell{ display:flex; min-height:100vh; }

.sidebar{
  width:var(--sidebar-w);
  flex-shrink:0;
  background:var(--bg-1);
  border-right:1px solid var(--border-soft);
  display:flex;
  flex-direction:column;
  position:fixed;
  top:0; bottom:0; left:0;
  overflow-y:auto;
}
.main{
  margin-left:var(--sidebar-w);
  flex:1;
  min-width:0;
  display:flex;
  flex-direction:column;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:18px 16px 14px 16px;
  border-bottom:1px solid var(--border-soft);
}
.brand-mark{
  width:30px; height:30px; border-radius:7px;
  background:var(--bg-3);
  border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  color:var(--accent);
  flex-shrink:0;
}
.brand-text{ line-height:1.2; }
.brand-title{ font-weight:700; font-size:13px; letter-spacing:.04em; color:var(--text-0); }
.brand-sub{ font-size:10px; color:var(--text-2); text-transform:uppercase; letter-spacing:.08em; }

.nav{ padding:10px 8px; flex:1; }
.nav-group{ margin-bottom:14px; }
.nav-group-title{
  font-size:10px; font-weight:600; text-transform:uppercase; letter-spacing:.09em;
  color:var(--text-2); padding:6px 10px 4px 10px;
}
.nav-item{
  display:flex; align-items:center; gap:9px;
  padding:7px 10px; border-radius:var(--radius);
  color:var(--text-1); font-size:13px; font-weight:500;
  margin:1px 0;
}
.nav-item svg{ width:15px; height:15px; flex-shrink:0; opacity:.85; }
.nav-item:hover{ background:var(--bg-2); color:var(--text-0); }
.nav-item.active{ background:var(--accent-soft); color:var(--accent); }
.nav-item.active svg{ opacity:1; }

.sidebar-footer{
  padding:12px 16px; border-top:1px solid var(--border-soft);
  font-size:10.5px; color:var(--text-2); line-height:1.5;
}
.sidebar-footer b{ color:var(--text-1); }

/* ---------- topbar ---------- */
.topbar{
  height:54px; flex-shrink:0;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 22px;
  border-bottom:1px solid var(--border-soft);
  background:var(--bg-1);
  position:sticky; top:0; z-index:10;
}
.topbar-title{ font-size:15px; font-weight:600; color:var(--text-0); }
.topbar-right{ display:flex; align-items:center; gap:16px; }
.user-chip{ display:flex; align-items:center; gap:8px; font-size:12.5px; color:var(--text-1); }
.role-badge{
  font-size:9.5px; font-weight:700; letter-spacing:.05em;
  padding:2px 6px; border-radius:4px;
  background:var(--bg-3); color:var(--text-1); border:1px solid var(--border);
}
.role-badge.admin{ color:var(--accent); border-color:rgba(62,166,255,.35); }
.logout-link{ color:var(--text-2); font-size:12px; }
.logout-link:hover{ color:var(--down); }

.content{ padding:22px 26px 40px 26px; flex:1; }

/* ---------- flash messages ---------- */
.flash{ padding:10px 14px; border-radius:var(--radius); margin-bottom:14px; font-size:12.5px; border:1px solid transparent; }
.flash-success{ background:var(--up-soft); color:var(--up); border-color:rgba(37,194,129,.3); }
.flash-danger{ background:var(--down-soft); color:var(--down); border-color:rgba(240,71,92,.3); }
.flash-warning{ background:var(--warn-soft); color:var(--warn); border-color:rgba(232,169,59,.3); }
.flash-info{ background:var(--accent-soft); color:var(--accent); border-color:rgba(62,166,255,.3); }

/* ---------- page header ---------- */
.page-header{ display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; flex-wrap:wrap; gap:10px; }
.page-title{ font-size:19px; font-weight:700; color:var(--text-0); }
.page-sub{ font-size:12px; color:var(--text-2); margin-top:2px; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:6px;
  padding:7px 14px; border-radius:var(--radius);
  font-size:12.5px; font-weight:600; cursor:pointer;
  border:1px solid var(--border); background:var(--bg-2); color:var(--text-0);
}
.btn:hover{ background:var(--bg-3); border-color:#2a3749; }
.btn-primary{ background:var(--accent); border-color:var(--accent); color:#04101c; }
.btn-primary:hover{ background:#59b4ff; }
.btn-danger{ background:transparent; border-color:rgba(240,71,92,.4); color:var(--down); }
.btn-danger:hover{ background:var(--down-soft); }
.btn-sm{ padding:4px 9px; font-size:11.5px; }
.btn-ghost{ background:transparent; border-color:transparent; color:var(--text-1); }
.btn-ghost:hover{ background:var(--bg-2); }

/* ---------- cards / KPI ---------- */
.kpi-row{ display:grid; grid-template-columns:repeat(5,1fr); gap:12px; margin-bottom:20px; }
@media (max-width:1100px){ .kpi-row{ grid-template-columns:repeat(2,1fr); } }
.kpi-card{
  background:var(--bg-1); border:1px solid var(--border-soft); border-radius:8px;
  padding:14px 16px;
}
.kpi-label{ font-size:10.5px; text-transform:uppercase; letter-spacing:.07em; color:var(--text-2); font-weight:600; }
.kpi-value{ font-size:26px; font-weight:700; margin-top:6px; font-family:var(--mono); }
.kpi-value.up{ color:var(--up); }
.kpi-value.down{ color:var(--down); }
.kpi-value.warn{ color:var(--warn); }

.card{ background:var(--bg-1); border:1px solid var(--border-soft); border-radius:8px; margin-bottom:18px; }
.card-header{
  display:flex; align-items:center; justify-content:space-between;
  padding:13px 16px; border-bottom:1px solid var(--border-soft);
}
.card-header h2{ font-size:12.5px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--text-1); margin:0; }
.card-body{ padding:16px; }
.card-body.flush{ padding:0; }

/* ---------- tables ---------- */
table{ width:100%; border-collapse:collapse; font-size:12.5px; }
thead th{
  text-align:left; font-size:10.5px; text-transform:uppercase; letter-spacing:.06em;
  color:var(--text-2); font-weight:600; padding:9px 14px; border-bottom:1px solid var(--border-soft);
  white-space:nowrap;
}
tbody td{ padding:10px 14px; border-bottom:1px solid var(--border-soft); vertical-align:middle; }
tbody tr:last-child td{ border-bottom:none; }
tbody tr:hover{ background:var(--bg-2); }
.table-link-row{ cursor:pointer; }
.mono{ font-family:var(--mono); }
.text-muted{ color:var(--text-2); }
.text-dim{ color:var(--text-1); }

/* ---------- status pill ---------- */
.status-pill{
  display:inline-flex; align-items:center; gap:6px;
  font-size:11px; font-weight:700; letter-spacing:.03em;
  padding:3px 9px; border-radius:20px;
}
.status-pill.UP{ background:var(--up-soft); color:var(--up); }
.status-pill.DOWN{ background:var(--down-soft); color:var(--down); }
.status-pill.WARNING{ background:var(--warn-soft); color:var(--warn); }
.status-pill.UNKNOWN{ background:rgba(91,103,121,.16); color:var(--unknown); }
.status-dot{ width:7px; height:7px; border-radius:50%; display:inline-block; }
.status-dot.UP{ background:var(--up); box-shadow:0 0 6px rgba(37,194,129,.6); }
.status-dot.DOWN{ background:var(--down); box-shadow:0 0 6px rgba(240,71,92,.6); }
.status-dot.WARNING{ background:var(--warn); box-shadow:0 0 6px rgba(232,169,59,.6); }
.status-dot.UNKNOWN{ background:var(--unknown); }

/* ---------- forms ---------- */
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:14px 18px; }
.form-grid.single{ grid-template-columns:1fr; }
.field{ display:flex; flex-direction:column; gap:5px; }
.field.span-2{ grid-column:1 / -1; }
label{ font-size:11.5px; font-weight:600; color:var(--text-1); }
input[type=text], input[type=password], input[type=number], input[type=email],
select, textarea{
  background:var(--bg-2); border:1px solid var(--border); color:var(--text-0);
  padding:8px 10px; border-radius:var(--radius); font-size:13px; font-family:inherit;
}
input:focus, select:focus, textarea:focus{ outline:none; border-color:var(--accent); }
textarea{ resize:vertical; min-height:64px; }
.hint{ font-size:11px; color:var(--text-2); }
.checkbox-row{ display:flex; align-items:center; gap:8px; }
.form-actions{ display:flex; gap:10px; margin-top:20px; padding-top:16px; border-top:1px solid var(--border-soft); }

/* ---------- filters bar ---------- */
.filters-bar{ display:flex; align-items:center; gap:8px; margin-bottom:14px; flex-wrap:wrap; }
.chip{
  padding:5px 12px; border-radius:20px; font-size:11.5px; font-weight:600;
  background:var(--bg-2); border:1px solid var(--border); color:var(--text-1);
}
.chip.active{ background:var(--accent-soft); border-color:rgba(62,166,255,.4); color:var(--accent); }
.search-box{ margin-left:auto; }
.search-box input{ width:220px; }

/* ---------- login page ---------- */
.login-wrap{
  min-height:100vh; display:flex; align-items:center; justify-content:center;
  background:radial-gradient(circle at 50% 0%, #0e1622 0%, var(--bg-0) 60%);
}
.login-card{
  width:380px; background:var(--bg-1); border:1px solid var(--border-soft);
  border-radius:10px; padding:34px 32px; text-align:center;
}
.login-eye{ width:46px; height:46px; margin:0 auto 14px auto; color:var(--accent); }
.login-title{ font-size:19px; font-weight:800; letter-spacing:.03em; }
.login-sub{ font-size:11px; color:var(--text-2); text-transform:uppercase; letter-spacing:.12em; margin-top:4px; margin-bottom:26px; }
.login-card .field{ text-align:left; margin-bottom:14px; }
.login-card .btn-primary{ width:100%; justify-content:center; padding:10px; margin-top:6px; font-size:13px; }
.login-footer{ margin-top:24px; font-size:10.5px; color:var(--text-2); line-height:1.6; }

/* ---------- device detail ---------- */
.detail-hero{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:14px; margin-bottom:18px; }
.detail-metrics{ display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-bottom:18px; }
@media (max-width:900px){ .detail-metrics{ grid-template-columns:repeat(2,1fr); } }
.metric-card{ background:var(--bg-1); border:1px solid var(--border-soft); border-radius:8px; padding:14px 16px; }
.metric-label{ font-size:10.5px; text-transform:uppercase; color:var(--text-2); letter-spacing:.06em; font-weight:600; }
.metric-value{ font-size:22px; font-weight:700; margin-top:6px; font-family:var(--mono); }

.range-tabs{ display:flex; gap:4px; }
.range-tab{ padding:5px 11px; border-radius:5px; font-size:11.5px; font-weight:600; color:var(--text-2); cursor:pointer; }
.range-tab.active{ background:var(--bg-3); color:var(--text-0); }

canvas.spark{ width:100%; height:180px; display:block; }

/* ---------- site cards ---------- */
.sites-grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(260px,1fr)); gap:14px; }
.site-card{ background:var(--bg-1); border:1px solid var(--border-soft); border-radius:8px; padding:16px; }
.site-card-top{ display:flex; align-items:center; justify-content:space-between; margin-bottom:10px; }
.site-name{ font-size:14.5px; font-weight:700; }
.site-loc{ font-size:11.5px; color:var(--text-2); margin-top:2px; }
.site-stats{ display:flex; gap:14px; margin-top:12px; font-size:11.5px; }
.site-stats div b{ display:block; font-family:var(--mono); font-size:15px; }

/* ---------- network map ---------- */
.map-canvas{ padding:30px 10px; overflow-x:auto; }
.map-tree{ display:flex; flex-direction:column; align-items:center; gap:26px; }
.map-node{
  padding:8px 16px; border-radius:6px; font-size:12px; font-weight:600;
  background:var(--bg-2); border:1px solid var(--border); white-space:nowrap;
  display:flex; align-items:center; gap:8px;
}
.map-site{ display:flex; flex-direction:column; align-items:center; }
.map-children{ display:flex; gap:22px; margin-top:22px; position:relative; flex-wrap:wrap; justify-content:center; }
.map-children::before{ content:""; }
.map-site-block{ border:1px dashed var(--border); border-radius:10px; padding:20px 24px 24px 24px; margin:6px; }

/* ---------- about / small text ---------- */
.about-box{ max-width:560px; }
.badge{ font-size:10.5px; padding:2px 7px; border-radius:4px; background:var(--bg-3); color:var(--text-1); border:1px solid var(--border); }

.empty-state{ padding:34px; text-align:center; color:var(--text-2); font-size:12.5px; }

::-webkit-scrollbar{ width:10px; height:10px; }
::-webkit-scrollbar-track{ background:var(--bg-0); }
::-webkit-scrollbar-thumb{ background:#1e2938; border-radius:6px; }